题目内容

She scrubbed_________the floor.

A. up
B. at
C. to
D. for

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We tried to contact all former students, but one or two _________through the net.

A. sank
B. missed
C. fell
D. slipped

Complete the following sentences with words behind them. Refer to a dictionary if needed.

4. What’s Cherry’s major?Her major is ___.5. What’s Cherry’s career plan?Her career plan is to be a after graduation.6. How does Cherry manage her time?She writes her work and activities on her .

肺癌中恶性程度最髙的一种组织类型是

A. 鳞状上皮细胞
B. 小细胞未分化癌
C. 大细胞未分化癌
D. 腺癌
E. 肺泡癌