Does the way you thought of ________ the water clean make any sense?
| A．making | B．to make | C．how to make | D．having made |
The cousins are alike in age, but _____ they are as different as day and night.
| A．anyhow | B．besides | C．otherwise | D．moreover |
—Your boss looks rather a kind person.
—But in fact he is cold and hard on us. You ______ believe it!
| A．shouldn’t | B．mustn’t | C．wouldn’t | D．needn’t |
There are other matters which I don’t propose to ______ at the moment.
| A．go up | B．go around | C．go for | D．go about |
One evening, I was with my friend Auguste Dupin at his house in Paris when he had a visit _____ Georges Godinot, head of the Paris Police.
| A．at | B．from | C．to | D．with |
. When he ______ the door, he found his keys were nowhere.
| A．would open | B．was to open | C．had opened | D．opened |