You can go out, _________you promise to be back before 11 o'clock.
| A．as far as | B．so far as | C．when | D．so long as |
Now in the market there are too many oranges, making the prices down, so I suggest _____.
| A．you’d better turn to do other business |
| B．you would rather turn to other business |
| C．you turning to doing other business="your" turning to doing |
| D．you ought to turn to selling other fruits |
Scientists generally agree that earth’s climate will warm up over the next 50 to100 years______ it has warmed in the 20,000 years since Ice Age.
A. so long as. B. as much as C as long as. D as well as
I can’t go to the New Year’s concert,_____,100 dollars is just too much for me to spend in one evening.
A . in other words. B that is. C in particular. D I mean
If you don’t wait _______ the red light, you will be punished by the policeman.
| A．at | B．under | C．for | D．on |
---- You shouldn’t have gone there alone last night.
---- But I ______, because Xiao Wang went there, too.
| A．didn’t | B．had to | C．did | D．should |