皮皮学，免费搜题
登录
搜题
【单选题】
Who will betheone most possible to be confused by the diversity and flexibility of the U.S.educationsystem?A.
Middle school students.
B.
International students
C.
The local high school graduates.
D.
The parents of the candidates for the admission from U.S. universities.
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】SQL中下列涉及空值的操作不正确的是（ ）
A.
AGE IS NULL
B.
AGE IS NOT NULL
C.
AGE = NULL
D.
NOT (AGE IS NULL)
【单选题】There have been demonstrations in the streets in the wake of the recent bomb attack.
A.
v. [to wake (up) to sth.] to experience something as you are waking up
B.
n. [in the wake of an event] if something, especially something bad, happens in the wake of an event, it happens after wards and usually as a result of it
C.
n. a track behind or after someone or something
【简答题】n. [C] 1 a small hollow mark in the suce of sth., esp. on your skin as the result of a disease (某物表面的)微小凹痕2 a hole in the ground, esp. one made by digging (尤指在地上挖出的)坑
【多选题】对于补体的免疫粘附作用描述不正确的是:
A.
细菌或免疫复合物激活补体、结合C3b/C4b后，若与表面具有相应补体受体（CRI）的红细胞和血小板黏附，并通过血液循环将免疫复合物转运至肝、脾脏内，被巨噬细胞吞噬，这种效应称为免疫黏附作用。
B.
单核-巨噬细胞表面具有C3b和C4b受体，能与带有补体成分的免疫复合物相结合，促进吞噬细胞对免疫复合物的吞噬作用，由此而产生的促进吞噬细胞吞噬的作用称为补体的免疫粘附作用。
C.
C3a和C5a等能吸引具有相应受体的中性粒细胞和单核吞噬细胞向补体激活的炎症部位聚集，加强对病原体的吞噬和消除，同时引起炎症反应，称为补体的粘附作用。
D.
补体成分使小血管扩张、通透性增强、平滑肌收缩，引起炎症性充血和水肿作用，叫补体的免疫粘附作用。
【单选题】根据会计法律制度的规定,对于尚不构成犯罪的伪造,变造会计凭证行为,需要承担的行政罚款,下列说法正确的是
A.
对单位罚款3000元以上五万元以下
B.
对个人罚款3000元以上五万元以下
C.
单位罚款5000元以上五万元以下
D.
对个人罚款5000元以上十万元以下
【简答题】_______ (n.) sth. that happens as a result of a particular action or set of conditions
【简答题】( ) n. sb or sth that suffers as a result of a particular or situation
【单选题】在SQL中,下列涉及空值的操作不正确的语句是( )。
A.
AGE IS NULL
B.
AGE IS NOT NULL
C.
AGE=NULL
D.
NOT(AGE IS NULL)
【简答题】n. a result of sth. that has happened
相关题目：