It’s suggested that everyone should_______ at least one hour a day to keep fit.
| A．work for | B．work out | C．work at | D．work on |
—I’m entering for the 100—meter race.
— .
| A．Congratulations | B．Enjoy yourself |
| C．Good luck | D．Wonderful |
I don’t think Peter is too young to take care of the pet dog ________.
| A．properly | B．correctly | C．exactly | D．actively |
Reportedly yesterday a group of American soldiers were walking along the road in Iraq when a bomb was ________ , three of whom were killed.
| A．set about | B．set out | C．set up | D．set off |
It is when the planethat you’d better find out at the book office.
| A．will take off | B．is going to take off |
| C．is taking off | D．takes off |
It’s so hot. Can you help me to wipe the sweatmy back?
| A．from | B．out of | C．off from | D．away |