1.When Joe was____,he went to the US.
A.on his twenties B.in his twenties
C.in the twenties D.in histwenty
2.Our hometown has changed a lot.Who can tell____it would be like in _______five years.
A.how;another B.what;more C.how;other D.what;another
3.No one tells us______,so we need your help.
A.how we should do B.what should we do
C.how to do it D.what to do it
4.I wondered_________.
A.whether they have made a mistake or not
B.how we could download the information
C.that he graduated from Shenzhen University
D.why did the Iraqi War happen
5.There________to be a doctor on the train.
A.happened B.was C.took place D.seem
1L，那第2题为什么是“how it would be like”呢？为什么不用what？