Last month, American scientists started working on _____ project aimed at improving _______ ability to predict earthquake.
| A．the; a | B．a; an | C．the; an | D．a; the |
After cutting down the tree, they _____ a little boat out of it．
| A．went on to make | B．went on making |
| C．went on with | D．continued |
He lives in a _____ city, I mean in a city that is ______ ．
| A．faraway… far away | B．faraway … faraway |
| C．far away … far away | D．far away … faraway |
— Lovely weather, isn’t it?
— Yes, a bit hot, ______ ．
| A．although | B．but | C．though | D．yet |
You require too much ______ me．It’s beyond my power．
| A．at | B．in | C．of | D．with |
I remember _______, but I have forgotten the exact number．
| A．paying | B．being paid | C．to pay | D．to be paid |