多义线PLINE中，改变线的宽度时需要输入哪个子命令：【指定下一个点或 [圆弧(A)/半宽(H)/长度(L)/放弃(U)/宽度(W)]:】
A. W
B. A
C. L
D. U
Short Conversation1[音频]
A. She should talk about the promotion with her boss.
B. She should keep shut unitl a better jiob is available.
C. She should quit her job to get a better one.
D. She should urge her boss to keep the promise.
Short Conversation 2[音频]
A. She can't understand the man's point of view.
B. The man should earn the bread.
C. The man is responsible for his family.
D. She cannot agree more with the man.
Short conversation 3[音频]
A. The man is ungrateful in deciding to leave.
B. The man has a good reason to decide to leave.
C. She regrets having hone a lot for the man's career.
D. She asks the man to pay back the money spent on him.
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