Common-Mistake Bootcamp

Almost every mistake an English speaker makes in Chinese comes from the same root: calquing English — building a Chinese sentence out of English parts. You insert a "to be" before an adjective because English has one. You reach for 了 whenever the meaning is past, because English marks tense. You trail the time or the place after the verb, because that's where English puts it. You glue two clauses together with 和 because English uses "and." None of these are random slips; they are your first language leaking through, and they are completely predictable — which means they are completely fixable.

This path is a checkup, not a first lesson. It sweeps through the highest-frequency errors in priority order: the most common and most basic first (是, 很, 了), then the structural ones (negation, measure words, word order), then the subtle placement and phonetic traps. Each stop shows you the wrong form against the right form and the one-line reason, then links the full page. Run it once now, and run it again every few weeks — the errors it catches are exactly the ones that harden into habits if left alone.

Round 1 — Don't insert 是 before an adjective

The reflex to kill first. English says "she is busy," so beginners say ×她是忙. But a Chinese adjective is already a complete predicate — it doesn't need a copula. The linker before it is the near-empty 很, which here just connects, and does not mean "very."

• Don't Put 是 Before Adjectives — why the copula belongs before nouns, never adjectives.
• 很 Isn't Always "Very" — how the default 很 became a colorless linker, and when it does carry weight.

Round 2 — 了 is not the past tense

The most over-used character in a beginner's Chinese. Chinese has no tense; 了 marks completion or change, not "past." A past-time state or habit takes no 了 at all. Sprinkling 了 onto every past-meaning sentence is the classic tell of an English speaker.

• 了 Is Not a Past-Tense Marker — what 了 actually signals, and the sentences that need no 了 despite being past.

Round 3 — 不 vs 没 for negation

Two negators, split by aspect, not by tense. 不 negates habits, intentions, and states; 没 negates a completed or realized action ("didn't / haven't"). English has one "not," so learners pick the wrong one — usually 不 where a completed action needs 没.

• 不 vs 没 for Completed Actions — the aspect split that decides which negator you need.
• Then compare the pair head-on at Choosing: 不 vs 没.

Round 4 — Never drop the measure word

A number can't touch a noun directly. English says "one dog"; Chinese needs a measure word in between — 一只狗. Leaving it out is one of the most audible beginner errors, and there's no way around learning which measure word goes with which noun.

• The Missing Measure Word — why the slot is obligatory and how to fall back on 个 when unsure.

Round 5 — Time and place go before the verb

The most stubborn word-order habit. English trails when and where after the verb ("I eat at home"); Chinese puts both before it. This is the error that survives longest, because the English order feels so natural.

• Time and Place After the Verb — the pre-verb zone where when and where belong.

Round 6 — 也 and 都 sit after the subject, before the verb

Adverbs don't roam. English can front "also," but Chinese 也 ("also") and 都 ("all") are adverbs locked into the slot after the subject and before the verb. Beginners front them, English-style.

• Placement of 也 and 都 — the fixed adverb slot, and why 都 must follow what it scopes over.

Round 7 — The three 的/得/地

Three particles, one sound (de), three jobs. 的 links a describer to a noun, 得 links a verb to how-it's-done, 地 links a manner to a verb. They sound identical, so English speakers — who never had to tell them apart — blur them in writing.

• The 的 / 得 / 地 Confusion — which de goes where, with a test for each.
• Then settle it for good at Choosing: 的 / 得 / 地.

Round 8 — Don't add 吗 to a question that already has a question word

Two ways to ask, never both at once. 吗 turns a statement into a yes/no question. A sentence with a question word (谁, 什么, 哪儿…) is already a question. Stacking 吗 on top double-marks it — a pure English-speaker reflex.

• Question Word + 吗 — the two question types and why they never combine.

Round 9 — 和 joins nouns, not clauses

"And" is not one word in Chinese. 和 links nouns (咖啡和茶), but it cannot glue two sentences together the way English "and" does. Chinese often just places clauses side by side, or uses a connective — never 和.

• Joining Clauses with 和 — what 和 can and can't link, and how Chinese chains clauses instead.

Round 10 — Tones are not decoration

The hardest habit to break, saved for last. English uses pitch for emotion, so beginners treat tones as optional flavor. In Chinese the tone is the word: 买 (mǎi, buy) and 卖 (mài, sell) are opposites separated only by pitch. Read a word without its tone and you've read a different word.

• Tone Blindness — why ignoring tones scrambles meaning, and how to start hearing them.

What's next

These ten are the load-bearing errors — clear them and most of your Chinese is already trustworthy. The pattern underneath them all is stop translating word-for-word from English, so pair this bootcamp with the Choosing decision pages whenever two Chinese words map to one English one and you keep guessing wrong. And once your sentences come out clean, put them to work on real material with Reading Your First Real Text — reading is where you'll catch the mistakes that only show up in the wild.