Section A
Now the test will begin.
1.
A. a conference.
B. He’ll have a conference next Friday.
C. He’s waiting for the man in his office.
D. He won’t be available until next Friday.
查看答案
图中标志的含义是 。
A. 下陡坡
B. 滑行
C. 下行
D. 上陡坡
在x千克水中加入10千克盐，那么6千克这样的盐水浓度为（）。
图中标志的含义是 。
A. 两侧变窄
B. 左侧变窄
C. 右侧变窄
D. 减速
A) Doctor and patient. B) Boss and secretary. C) Waitress and guest. D) Husband and wif
A. Doctor and patient.
Boss and secretary.
C. Waitress and guest.
D. Husband and wife.
微信支付 
支付宝支付