____ You know. Mary is a bit slow ___ understanding so...
_____ So I have to be patient _____ him.
| A．On; with | B．in; with | C．in;to | D．at;of |
As the electricity was cut, the lights suddenly.
| A．went on | B．went over | C．went out | D．go on |
You’d bettersoccer in the street.
| A．play | B．not play | C．not to play | D．playing |
—I can’t find my eraser.
—We’ll comehelp you.
| A．to | B．and | C．for | D．of |
She would likea violin lesson.
| A．have | B．to have | C．having | D．had |
Why nothelp when you were in trouble?
| A．you ask for | B．ask for | C．asking for | D．asked for |