17. The new outline will throw light _______ students’ understanding of history.
| A．upon | B．at | C．of | D．Over |
The director’s new film turned out to be ____ failure, but as we know, success often comes after _____failure.
| A．a; a | B．x; x | C．a; x | D．x; a |
Come and look after my baby if _______ tomorrow.
| A．you are convenient | B．you’ll be convenient |
| C．it will be convenient to you | D．it is convenient to you |
It’s high time that we students_______ even harder at our lessons as the national entrance examination is coming nearer.
| A．work | B．will work | C．worked | D．have to work |
_______, everything would have been all right.
| A．He had been there | B．There he had been |
| C．Been there he had | D．Had he been there |
Don’t believe him. He is good at_________ all kinds of excuses.
| A．picking up | B．taking up | C．making up | D．bringing up |