The modern plane is not the machine _____ it was when first invented.
| A．than | B．as | C．that | D．what |
相关试题
Science and technology have in important ways __________ the improvement of agricultural production.
| A．contributed to | B．resulted from | C．carried off | D．handed over |
Mr. Han, my neighbor, is always helping those who are in trouble without expecting anything __________.
| A．in turn | B．in return | C．in detail | D．in addition |
He is very sick. I insist that a doctor __________ immediately.
| A．has been sent for | B．sends for | C．will be sent for | D．be sent for |
In the novel, the two cities referred to __________ London and Paris.
| A．be | B．being | C．are | D．was |
h the flu, and __________ couldn’t come to the party.相关知识点
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