Science and technology have in important ways contributed to the improvement of agricultural production.
| A．contributed to | B．resulted from | C．carried off | D．handed over |
相关试题
—You couldn't have chosen any gift for me. 
—I'm glad you like it so much.
| A．bad | B．worse | C．nice | D．nicer |
This kind of cloth _______ well. I think it is worthy ________.
| A．washes; buying | B．is washed; buying |
| C．washes; to be bought | D．is washed; to be bought |
______has the children burdened with too much homework nowadays?
| A．It is who that | B．Who is it that |
| C．It was who that | D．Who was it that |
There are ____ to show that a new,different city is coming out of its dark past.
| A．signals | B．marks | C．signs | D．symbols |
—What’s up? You look down.相关知识点
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