This dictionary is very useful. It has ___ many problems about works and idioms for me.
| A．looked up | B．kept up | C．taken up | D．cleared up |
The program was so exciting that the children kept their eyes _____ on the screen.
| A．to fix | B．to be fixed | C．fixed | D．fixing |
The thief fell to the ground, his left foot _____ and blood _____ down from his mouth.
| A．breaking; running | B．broken; running |
| C．breaking; run | D．broken; run |
The monument was built in honor of the explorer who was believed _____ the river.
| A．to have discovered | B．to have been discovered |
| C．to discover | D．having been discovered |
You can’t imagine what great trouble they have _____ the problem _____.
| A．to solve; being talked about | B．solving; discussing |
| C．to solve; to talk about | D．solving; being discussed |
It was getting dark; I found a car _____ in a pool by the side of the road.
| A．to be stuck | B．stuck | C．sticking | D．stick |