1.Havingbeentheremanytimes,()A.heisconvenienttobeourguideB.hewillbeinvitedtobeourguide这题选B为什么不是A?2.Itwouldbedifficultforaman,(),toriseuphissocialposition,A.evenwithcharmandcapacityB.charmingandc

Question

1 .Having been there many times,( )
A.he is convenient to be our guide
B.he will be invited to be our guide
这题选B 为什么不是A?
2.It would be difficult for a man ,( ),to rise up his social position,
A.even with charm and capacity
B.charming and capable as he might be
选B 为什么?
3.At the back of the book ( )df the works available for more research.
A .listed are the titles
B.are listed the titles
选A.
4.A sea-lion can dive deep into the water and a swan can fly ()in the sky.
A.high B.highly
选A 不是high是形容词吗?
The magazime is a back number,You can take it out of the reading-room.这边的back是什么意思?

Answer 1

简单的说了
1 这句理解为因果关系句,A不符合
be convenient to do说方便、有空做什么事情
2 需要的是让步状语从句,所以选B,A不符合
3 listed是修饰语,book listed是说陈列的书,这句话其实是地点状语提前的倒装句
4 high也可以做副词,表示实际的高低；highly做副词表示程度的高低
这里的back number是指过期的杂志书刊