Help! Tom ________ an accident.
| A．will have | B．has had | C．was having | D．had had |
It takes me two hoursmy homework every day.
| A．doing | B．to do | C．did | D．does |
I often saw the boysin the river.
| A．swam | B．swimming | C．to swim | D．swim |
This math question is too difficult. Can you help me?
| A．work on it | B．work out it | C．work it out | D．work for it |
Mr. Black asks the kids ________ in the river, because it’s too dangerous.
| A．swim | B． to swim | C．not to swim | D．swims |
He is very angry with his mother, because his mother alwayshim with the best student.
| A．compares | B．complains | C．tells | D．makes |