_______ stands for telling good from bad. [ ]
A. Xie zhi
B. Camel
C. Qilin
D. Lion
答案:A
根据要求完成句子。
1. I'm Su Yang.(改为电话用语)
.
2. What's wrong with you?(改为同义句)
with you?
3. Classes are over.(改为单数句子)
over.
4. I can get some fruit for you.(改为否定句)
I get fruit for you.
5. 你是李阳吗?(打电话时用语)
Li Yang?
口腔科医生受感染的途径中没有()。
A.器械刺伤皮肤
B.操作后不洗手
C.空气消毒不严
D.食物消毒不严
E.接触病人血液和唾液