When he saw a little boy ______ in the river, he took off his shirt and jumped into the water.
| A．struggles | B．struggling | C．to struggle | D．struggle |
private cars are bringing us convenience, they may also cause more traffic accidents
and pollution.
| A．While | B．As | C．If | D．Since |
— Can you please lend me some money?
— Sorry, I’ve got at hand myself. I’ve spent all of my money buying the computer.
| A．none | B．nothing | C．no | D．not |
Mrs. Green wants to buy that kind of cloth because she has been told that the cloth very well.
| A．washes | B．is washed | C．has been washed | D．is washing |
Going out for a trip with friends popular in the last few years.
| A．is | B．was | C．has been | D．had been |
We want our children to know that hard work .
| A．comes off | B．gives off | C．pays off | D．sees off |