这些英语选择题怎么做啊1.Hardly a day goes by___I write to my family A.w

这些英语选择题怎么做啊
1.Hardly a day goes by___I write to my family
A.when B.since C.but D.before
2.___the Foreign Minister but the Prime Minister too
A.They not only saw B.They saw not only
C.Not only did they see D.Not only they saw
3.A___talk is too long for most high school kids
A.two-hour B.two-hours C.two hour"s D.two hours"
4.He is a controversial person,but his science fiction books are__
A.both admired by his friends and his opponents
B.both admired by his friends and opponents
C.admired both by his friends and by his opponents
D.admired by his friends,also his opponents
答案依次为 CBAB
请解释一下每道题是为什么啊 多谢了 (*^__^*) 嘻嘻……