People develop______ preference for a particular style of learning at______ early age and these preferences affect learning.
| A．a; an | B．a;不填 | C．不填;the | D．the ;an |
Lots of coal miners died on the job last year, ______ the government to shut nearly 800 small mines in Shanxi Province alone.
| A．having forced | B．to force | C．forced | D．forcing |
The boy has _____ a fine knowledge of geography by careful study.
| A．required | B．inquired | C．acquired | D．addressed |
The policeman told me that I had passed the driving test and never in my life _______ so happy and excited.
| A．I felt | B．did I feel | C．I had felt | D．had I felt |
Having paid off all their ____, the Smiths are now ____ financial problems.
| A．debts; free of | B．money; free of | C．debts; free from | D．money; free for |
—How much of the foreign expert’s speech have you understood?
—Next to nothing. I wish I _______ harder at English.
| A．worked | B．had worked | C．would work | D．were working |