The engineers are so busy that they have zero time for outdoor sports activities, _____they have the interest.
| A．wherever | B．whenever | C．even if | D．as if |
You find it so hard to write the composition now if you had observed life carefully
| A．wouldn't | B．didn't | C．don't | D．mustn't |
Plastic bags won’t be allowed to be used for free in the supermarkets. They can’t _________ easily, which does great harm to our environment.
| A．break off | B．break in | C．break down | D．break out |
Lots of problems _______ from the newly –built apartment .
| A．rise | B．raise | C．lift | D．arise |
–It’ll take me at least 2 hours to do this!
–Oh, ______! I could do it in 30 minutes.
| A．come on | B．pardon me |
C．you are right | D．don’t mention it |
____the sound of the gun,many people came out, ____to see what was the matter.
| A．Heard,running | B．Heard,run | C．Hearing,run | D．Hearing,running |