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18、I was giving a talk to a targe group of people,the same talk I __________to half a dozen other groups.

A.was giving        B.am giving     C.had given         D.have given

17、Fred,who had expected how it would go with his daughter,had a great worry________his mind.

A.on              B.in            C.with             D.at

16、As the busiest woman in Norton,she made_________her duty to look after all the other people’s affairs in that town.

A.this              B.that           C.one             D.it

15、________achievement,last week’s ministerial meeting of the WTO here camed a low,though not failing ,grade.

A.In terms of       B.In ease of        B.As a result of       D.In face of

14、If you think that treating a woman well means always_______her permission for things,think again.

A.gets             B.got             C.to get              D.gutting

13、Although she did not know Boston well,she made her way________ to the Home Cirele Building.

A.easy  enough     B.enough easy     C.easily enough      D.enough easily

12、We saw several natives advancing towards our party, and one of them came up to us.________we gave one bells and glasses.

A.to which         B.to whom         C.with whom          D.with which

11、I had just stepred out of the bathroom and was busily drying myself with a towel_________I heard the steps.

A.while            B.when           C.since               D.after

10、切除某動(dòng)物的垂體后，血液中                                      （　�。�

    A．生長(zhǎng)激素和甲狀腺激素分泌減少

    B．血糖含量升高

    C．生長(zhǎng)激素和甲狀腺激素含量均不變

    D．生長(zhǎng)激素分泌增加，甲狀腺激素分泌減少

9、正常情況下，人體進(jìn)食后血液內(nèi)                                    （　�。�

    A．胰島素含量減少，胰高血糖素含量增加

    B．胰島素含量增加，胰高血糖素含量增加

    C．胰島素含量減少，胰高血糖素含量減少

    D．胰島素含量增加，胰高血糖素含量減少