【单选题】过氧化物酶染色呈阳性,见于下列哪种白血病
【单选题】My wallet is nowhere to be found. I______ when I was on the bus.
B.
should have dropped it
【单选题】My wallet is nowhere to be found. I______it when I was on the bus.
【简答题】My wallet is nowhere to be found.I_____it when I was on the bus. a.must drop b.should have dropped c.had dropped d.must have dropped
【简答题】从原理课研究的角度来说,机器和机构有区别吗?
【判断题】城市中居民之间更加属于“熟人社会”,更容易容易出现邻里纠纷犯罪。
【判断题】城市中居民之间更加属于“熟人社会”,更容易容易出现邻里纠纷犯罪。
【单选题】-What's the matter,Mary? You look ________! -My wallet is nowhere to be found,and my identification card (身份证) is in it. [ ]