The policemen had no ______ in finding the knife that the murderer had thrown.
| A．difficulty | B．troubles | C．problems | D．question |
Historical experience can as a most important source of information.
| A．serve | B．use | C．regard | D．prove |
---Did you go to see he play last night?
---Unluckily, I couldn’t it, But I am going to see it soom.
| A．do | B．manage | C．make | D．take |
Have a good rest, you need to your energy for the tennis match this afternoon.
| A．have | B．save | C．hold | D．get |
---Are you ready to leave?
---Almost, I’ll be ready to go just as soon as I putting the clean dishes away.
| A．get through | B．give up | C．carry out | D．set about |
. It was so noisy out side that he couldn’t down to read.
| A．settle | B．put | C．sit | D．lie |