[电大作业] He is one of the foreign experts who ____ Chinese. 日期：2021-12-02 16:16:47 点击：120 好评：0
21：He is one of the foreign experts who ____ Chinese. A：knows B：know C：is known D：are known ...
[电大作业] ____having hamburger this morning, I had cereal for a change 日期：2021-12-02 16:16:08 点击：168 好评：0
15：____having hamburger this morning, I had cereal for a change. A：Not only B：Instead of C：By accident D：Unless ...
[电大作业] I now understand a serious scientific (phenomenon). 日期：2021-12-02 16:15:24 点击：57 好评：0
9：I now understand a serious scientific (phenomenon). A：knowledge B：news C：fact D：conclusion ...
[电大作业] ____ under a microscope, a fresh snowflake has a delicate si 日期：2021-12-02 16:14:13 点击：78 好评：0
22：____ under a microscope, a fresh snowflake has a delicate six-pointed shape. A：Seeing B：Seen C：To see D：To be seen ...
[电大作业] ____ I saw was two men crossing the street. 日期：2021-12-02 16:13:49 点击：53 好评：0
16：____ I saw was two men crossing the street. A：What B：Whom C：Who D：That ...
[电大作业] He ran as _____as he could and disappeared in a minute. 日期：2021-12-02 16:12:00 点击：143 好评：0
17：He ran as _____as he could and disappeared in a minute. B：quick C：quickly D：quicker E：quicklier ...
[电大作业] He let me use his computer and ____ return I treated him to 日期：2021-12-02 16:11:03 点击：77 好评：0
5：He let me use his computer and ____ return I treated him to dinner. A：for B：as C：in D：of ...
[电大作业] She lacks confidence _____ herself. 日期：2021-12-02 16:10:31 点击：135 好评：0
24：She lacks confidence _____ herself. A：for B：in C：on D：to ...
[电大作业] He came back late, ____ which time all the guests had alread 日期：2021-12-02 16:09:47 点击：108 好评：0
12：He came back late, ____ which time all the guests had already left. A：after B：by C：at D：during ...
[电大作业] We were all surprised when he made it clear that he___ offic 日期：2021-12-02 16:06:34 点击：70 好评：0
20：We were all surprised when he made it clear that he___ office soon. A：leaves B：would leave C：left D：had left ...
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