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英语问题(单选题)1、The flu is believed ______ by viruses that like t

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英语问题(单选题)
1、The flu is believed ______ by viruses that like to reproduce in the cells inside the human nose and throat.
选项:a、causing b、 being caused
c、 to be caused d、 be have caused
2、When first ______ to the market,these products enjoyed great success.
选项:a、introducing b、 introduced
c、 introduce d、 being introduced
3、Henry can't attend the party ____held at Tom's house at present because he is preparing the speech at the party ___ held at Marie's house tomorrow.
选项:a.being held...to be held b.to be held...to be held
c.to be held...held d.held...being held
4、The advertisement said that an expanding company wished to ____ a secretary at their head office.
选项:a、explore b、exploit c、employ d、accept
5、I often go to the English corner to have a free talk with my classmates ____ I am busy.
选项:a、except that b、 except for
c、 except when d、 except
6、They were all ____ that his plan was realistic and so they decided to accept his proposal.
选项:a、believed b、convinced c、realized d、supposed
7、The sales manager asked his men to ____ him of everything concerning the sales in time.
选项:a、inform b、instruct c、intend d、imply
1、The flu is believed ______ by viruses that like to reproduce in the cells inside the human nose and throat.
选项:c
2、When first ______ to the market,these products enjoyed great success.
选项:d
3、Henry can't attend the party ____held at Tom's house at present because he is preparing the speech at the party ___ held at Marie's house tomorrow.
选项:a
4、The advertisement said that an expanding company wished to ____ a secretary at their head office.
选项:c
5、I often go to the English corner to have a free talk with my classmates ____ I am busy.
选项:d
6、They were all ____ that his plan was realistic and so they decided to accept his proposal.
选项:b
7、The sales manager asked his men to ____ him of everything concerning the sales in time.
选项:a