Friendship among the nations will _______the economic development of the region.
| A．devote to | B．contribute to | C．attend to | D．appeal to |
--I’m exhausted. I ______ on a design day and night.
--You’d better have several days off after finishing it. Otherwise you might break down.
| A．work | B．worked |
| C．had worked | D．have been working |
-But for your timely warning, we ______ into great trouble.
--You know we’re friends.
| A．would get | B．must have got |
| C．would have got | D．couldn’t have got |
--Alice won’t join in our discussion tonight.
--Oh, she ______. We have already put it off.
| A．mustn’t | B．can’t |
| C．shouldn’t | D．needn’t |
I will appreciate it ______ you can change your plan a little bit to make it more workable.
| A．so | B．if | C．since | D．although |
Unless you have planted something, you won’t be able to know the pleasure of watching the thing you have planted ______.
| A．growing | B．grown | C．to grow | D．to be grown |