________ him not to do so, he wouldn't have made such a serious mistake.
| A．If I persuaded | B．Did I persuade |
| C．Had I persuaded | D．If I should persuade |
In China, farmers are ______ from the central government’s new policies on agriculture.
| A．suffering | B．profiting | C．earning | D．learning |
Arriving at a bus stop ______ the vehicle pulling away just a few minutes ago is quite annoying.
| A．to find | B．finding | C．found | D．to be finding |
It sounds like something is wrong with the car’s engine. _______, we’d better take it to the garage immediately.
| A．Otherwise | B．If not | C．but for that | D．If so |
I have promised that my daughter _______ get a new electronic dictionary on her next birthday.
| A．should | B．must | C．shall | D．would |
Good news! The price of all those second-hand goods is ________ before.
| A．30% as lower as | B．30% lower than |
| C．lower 30% than | D．as 30% low as |