It is diving _____ great speed that often causes serious accidents.
| A．on | B．at | C．for | D．in |
______ the boy to save the money, but he would not listen to me.
| A．advised | B．persuaded |
| C．suggested | D．insisted |
Some parts in South China have experienced ______ this year as they did last year.
| A．twice as much rain | B．rain twice as much |
| C．as twice much rain | D．twice rain as much |
My brother is on a special _______ to lose ________weight.
| A．food; / | B．food; his |
| C．diet; / | D．diet; his |
She _______down her book and ________in bed.
| A．lay; laid | B．laid; lay |
| C．lay; lay | D．laid; laid |
There is little time left, so the chairman asked me to __my speech to 20 minutes.
| A．make | B．give | C．limit | D．explain |