1.I don′t know what ----(buy) for my mother.2.---I lost the way?I′m new here.A.what if B.As if C.How if D.When if 3.----People died in the earthuake in Japan.A.Thousands of B.Ten thousands C.Ten thousand of D.Thousand of我英语白上了.听了一节课,感觉白上了明天要交了.我是英语差生

问题描述:

1.I don′t know what ----(buy) for my mother.2.---I lost the way?I′m new here.
A.what if B.As if C.How if D.When if 3.----People died in the earthuake in Japan.A.Thousands of
B.Ten thousands C.Ten thousand of D.Thousand of
我英语白上了.听了一节课,感觉白上了
明天要交了.我是英语差生

to buy(句型相当于I have sth to do) 
A  (what if意思是如果.怎么办.翻译过来就是:如果我迷了路怎么办?我是新来的)
A(thousands of是固定短语,表示数以千计的,大量的)