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1-I must go at once,( )I ? -No,you( ). A mustn't;needn't B needn't;mustn't C mustn't;mustn't D need;needn't 2 You have you hair cut every two months,( )? A do you B have you C don't you Dhavn't you 3 Hurry up.There's no time ( )(leave). 4 This is one of the problems( )at the meeting next week. A discussed B discussing C being discussed D to be discussed
1-I must go at once,( )I ? -No,you( )。 A mustn't;needn't B needn't;mustn't C mustn't;mustn't D need;needn't 选A,反问句用mustn't, 而对must的否定回答用needn't。
2 You have you hair cut every two months,( )? A do you B have you C don't you Dhavn't you 选C,只有当have表示"有"的时候,反问句才能用haven't 3 Hurry up。
There's no time ( )(leave)。 left。表示"剩下", 过去分词作定语 4 This is one of the problems( )at the meeting next week。 A discussed B discussing C being discussed D to be discussed 选D,to be表将来。
答：B. That's right详情>>
答：B 被动语态，be found to do. A中的made与found均为过去分词，冲突！详情>>
问：hArd work 和hArd--working有什么区别
答：一个是名词 一个是形容词撒详情>>
