Mother caught the boy _____ in the corner.
| A．smoke | B．to smoke | C．smoking | D．being smoked |
. It was not until she got home ___ Jennifer realized she had lost her keys.
| A．when | B．that | C．where | D．before |
The brave people in the village preferred to die rather than _____ , and _____encouraged others to fight more bravely in the anti-Japanese battlefield.
| A．to give in ; it | B．to give in; which | C．give in ; this | D．give in ; which |
______you’ve got a chance, you might as well make full use of it.
| A．Now that | B．After | C．Although | D．As soon as |
Paper produced every year is______ the world’s production of vehicles.
| A．three times the weight of | B．the three times weight of |
| C．as three times heavy as | D．three times as heavier as |
______matters most in learning English is enough practice.
| A．Which | B．Why | C．Where | D．What |