问题
单项选择题 A1/A2型题
何谓大量咯血（）。
A.日咯血量>100ml
B.日咯血量>200ml
C.一次咯血量>100ml
D.一次咯血量>200ml
E.一次咯血量>300ml
答案
参考答案：E
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何谓大量咯血（）。
A.日咯血量>100ml
B.日咯血量>200ml
C.一次咯血量>100ml
D.一次咯血量>200ml
E.一次咯血量>300ml
参考答案：E
It’s a fine Saturday morning. There are many people in the park. Many of _小题1:___are young and some are old. Some children are 小题2: games over there. Two boys are playing 小题3:their toy bats. There is a lake in the park. The water is 小题4: . There are some小题5: on the lake. 小题6: the lake a young man is reading. There is a house near the lake. Beside 小题7: house two men are working. Look at that big tree! There are some birds 小题8: it. Under it are some men. Four of them are playing cards. One of them is looking at two cats. The cats are小题9:up the tree. What do they小题10: to do? They want to catch the birds.
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，Ad=349mm2，imin=8.9mm。