考试中,英语好的帮帮忙吧,谢谢了1、A _______ boy was the only survivor in the

考试中,英语好的帮帮忙吧,谢谢了1、A _______ boy was the only survivor in the plane crash
、Vocabulary and Structure（5道小题,
1、A _______ boy was the only survivor in the plane crash.（2分）
A、two years old B、two-year-old
C、two-years old D、two-years-old
2、I was giving a talk to a large group of people,the same talk I _______ to half a dozen other groups before.（2分）
A、was giving B、am giving
C、had given D、have given
3、Although Mary is satisfied with her success,she wonders ____ will happen to her private life.（2分）
A、how B、who
C、what D、that
4、Harry,who had failed in the final exam,had a great worry _________ his mind.（2分）
A、on B、in
C、with D、at
5、Every year thousands of lives ________ in road accidents because of careless driving.（2分）
A、lose B、lost
C、have lost D、are lost