单项选择 从每小题A、B、C、D中选出一个能填入句中空白处的最佳答案。
This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?
A. a B. an C. the D. /
A
--Did you go to Kenli during the Peach Blossom Festival (桃花节)?
--Yes. The flowers were beautiful. Bees were flying them.
A. in B. among C. between D. through
B
Though they are far away from school, the children who live in mountains ______ go to school on foot.
A. ever B. always C. never D. hardly ever
B
–Excuse me, haven’t you learned the new law? Everyone in a car must wear the
seat belt.
-- Sorry, we won’t do that again.
A. food B. traffic C. medicine D. education
B
When I knew that China had got her first Aircraft Carrier (航空母舰) , I felt excited and .
A. proud B. terrible C. nervous D. strange
A
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