导致感染性休克低血压的重要介质是()。
A.乳酸
B.一氧化氮(NO)
C.前列腺素
D.血栓素A2
E.白三烯(LT)
参考答案:B
用所给词的适当形式填空。
1. Mr. Dean ________ (drive) his new car on the street.
2. Many students enjoy ________(listen) to the music after school.
3. Most of us don't agree with ________(he).
4. Let's ________(drink) some orange juice.
5. There ________ ( not be) any water in the bowl.
房地产的投资风险中,物业实际运营费用支出超过预期运营费用而带来的风险是指()。
A.资本价值风险
B.未来运营费用风险
C.时间风险
D.持有期风险