To lose weight, Mr White______ hiking as a regular form of exercise after he retired.
| A．caught on | B．took up | C．set out | D．made for |
Do you consider it any good _____ the truck again ?
| A．to repair | B．repairing | C．repaired | D．being repairing |
If you find yourself ______ no one will help you, please call me.
| A．where | B．when | C．which | D．what |
— Why does the lake smell terrible?
— Because large quantities of water______.
| A．have polluted | B．is being polluted |
| C．has been polluted | D．have been polluted |
What you told me the other day is really true,_______?
| A．isn’t it | B．isn’t what | C．didn’t you | D．wasn’t it |
The place he suggested to us ______ the meeting is a five-star hotel.
| A．holding | B．to hold | C．hold | D．should hold |