慢性肾炎尿中细胞最多者为()
A.上皮细胞
B.红细胞
C.血小板
D.白细胞
E.淋巴细胞
参考答案:B
下列各处均有一处错误,请指出并改正。
1. Jim is waiting the train.
2. Don’t read under the sun.
3. Look ! Some people are runing for trains.
4. Lily is in a bus trip now.
5. Let's look a ballet this evening.
简述年度检查和100小时检查。