Since the middle of this century（）has been learned about space than in all human history before that time.
A: much
B: more
C: better
D: a lot
A: much
B: more
C: better
D: a lot
举一反三
- It has been more than five years _______they met last time in Wuhan. A: since B: before C: for D: unti
- Frank plays（）Alex. A: a lot more better than B: much more better than C: a lot better than D: much more well tha
- John plays table-tennis ______ Mike. A: the better B: a lot better than C: much more better than D: a lot more better than
- If he had spent more time practicing speaking English before, he ________ able to speak it much better now. A: will be B: would be C: has been D: would have been
- There ................ (has been, have been) more Americans killed in road accidents than in all the wars since 1900.