--- The accident might not have happened , had we been more careful .
--- But we _______.
| A．didn’t | B．hadn’t | C．weren’t | D．don’t |
---Do you think he will do me a favor?
---As far as I know, he is the last one ___ others. He ___ be prepared to give you a hand, though.
| A．to help, might | B．helping, must | C．to help , can | D．helping, should |
As we all know, every minute _____ full use of ____ our lessons will do good to us students.
| A．which makes; studying | B．when made; to study |
| C．that is made; study | D．that is made; studying |
He had an accident ______ to work and was badly injured．
| A．driving | B．driven | C．to drive | D．drove |
Hard work ______ success while failure often ______ laziness.
| A．lies in; leads to | B．leads to; lies in |
| C．leads to; depends on | D．depends on; leads to |
It is not how much we do but how much love we put into what we do _______ matters.
| A．who | B．which | C．whom | D．that |