【单选题】
It suddenly ________ him that he should solve the problem with a computer.
①
occurred to
②
struck at
③
hit on
④
dawned in
【单选题】
18. The mountain was ______ steep _____ few people in our city reached the top.
①
so…as
②
so…that
③
as…as
④
too…to
【单选题】
18．淋巴系的大体解剖结构与功能是
①
A．家畜皮下浅淋巴结有下颌(腮腺、颈浅、髂下、坐骨、胭、乳房上)淋巴结
②
B．中枢淋巴器官有胸腺、腔上囊(禽特有)，外周淋巴器官有脾、淋巴结、血淋巴结、
扁桃体
③
C．淋巴管是静脉回流的辅助循环管道
④
D．淋巴组织分为弥散淋巴组织和淋巴小结，大多分布在管状器官的黏膜内
⑤
E．以上都是
【单选题】
18.“对客观事物的反映即是真理”，这是（）
①
混淆了真理性认识与一般认识的错误观点
②
辩证唯物主义的真理观
③
一切唯物主义的真理观
④
混淆了真理的客观性与规律客观性
【判断题】
Before he began to study in the university, he had worked in a company for three years.
①
正确
②
错误
【单选题】
he park has been built and it will be open _____ three years
①
A. in
②
B.for
③
C.on
④
D.after
【单选题】
15.The book was so interesting that he had read it for three hours ______ he realized it.
①
when
②
until
③
after
④
before