目录 1 Can I use the future after when or if? when或if后面可以接一般将来时吗? 2 How do I use present tenses to talk about the future? 如何用现在时表达将来发生的事? 3 How do I form indirect questions? 间接疑问句是怎样构成的? Test 4 Have or have got? have还是have got? 5 When do I use the present perfect? 现在完成时的用法 6 When do I use the past perfect? 过去完成时的用法 Test 7 Must or have to? must还是have to? 8 Mustn’t or don’t have to? mustn’t还是don’t have to? 9 Can, could, couldn’t or be able to? can, could, couldn’t还是be able to? Test 10 Say or tell? say还是tell? 11 Make or do? make还是do? 12 Find out, make up, bring up, grow up or take off? find out, make up, bring up, grow up还是take off? Test 13 Like or as? like还是as? 14 Which common nouns are uncountable? 哪些常见名词是不可数名词? 15 Good or well? good还是well?
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