2. 外语
  3. (Those of us) who work in chemical (laboratories) should have (their) lungs (checked) quite regularly.

(Those of us) who work in chemical (laboratories) should have (their) lungs (checked) quite regularly.

admin2007-10-13  107
问题 (Those of us) who work in chemical (laboratories) should have (their) lungs (checked) quite regularly.
选项 A、Those of us
B、laboratories
C、their
D、checked
答案C
解析 应改为our，代指前面的those of us。
转载请注明原文地址:https://kaotiyun.com/show/rtPO777K
0

成人本科学位英语

相关试题推荐
随机试题
最新回复(0)