题目内容

8.椎管内麻醉药物作用的主要部位是

A. 脊髓
B. 脊神经根
C. 神经干
D. 神经末梢

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9.椎管内麻醉及给药物部位正确的是

A. 蛛网膜下腔麻醉----椎管蛛网膜下腔
B. 硬膜外麻醉----椎管硬膜外腔
C. 骶管麻醉----骶管
D. 以上都正确

I can’t __________________ to take a vacation this year.

A. afford
B. have
C. go
D. do

Have you been __________________ your diet?

A. sticken to
B. sticking to
C. wanted to
D. wanting to

They don’t think they must __________________ their neighbours.

A. get in touch
B. catch up
C. keep up with
D. contact