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對你身體有害。 Don39。t stay up .It39。s bad for your health. 到去年末,我們已經(jīng)學習了 2022多個單詞。 We had learned over two thousand new words by the end of last year. 湯姆會講漢語,大衛(wèi)也會。 Tom can speak can Dave. - She can sing well. - So she can.(的確如此 ). - He doesn39。t know what to do next. - Neither do I. Bell invented the telephonein 1876.(變?yōu)楸粍诱Z態(tài)) The telephone was invented by Bell in 1876. 1. Can Sun Fei go out on school nights? 2. Can Sun Fei study at a friend’ s house? 3. Who is allowed to go to the movies with friends on Friday? 4. Does Sun Fei have to be home by 10:00 ? 5. What isn’ t Wu Yu allowed to do? No, she can’ t. Yes, she can. Both Sun Fei and Wu Yu. Y