The poor little boy longed for a pretty toy train,______ his father could never afford.
A.that B. the one C.one D. it .
Miss Sullivan clarified the science Project in Simple but vivid language so as to make it easier for teenagers ________.
A. understanding B. to understand C. understood D. to be understood
I'm really concerned ahout you. If something _______ happen to you call me at once.
A. would B. should C. could D. might
How could she be so calm in front of so many people? It is really _______me.
A. across B. against C. beyond D. over
-Did you reach the US the next day?
- No. Somehow . it was three days_______ I arrived there.
A. since B.when C. that D. before
It is so cold here in Zhengzhou this winter that it seems as if we ______ in Iceland.
A. are B. have been C. were D. had been
