建设要使用土地，而土地是( )的有限资源。
A．可重性B．不能增加C．能增加D．可再次利用
参考答案：B
Sometimes the student may be asked to write about his ______ to a certain book or article that has some bearing on the subject being studied.
A．reaction
B．comment
C．impression
D．comprehension
通信工程总监理工程师的任职资格是，必须持有通信专业工程师资格证、通信行业监理工程师资格证书和岗位证书，并具有（）个以上一类通信工程监理经验。
A.1
B.2
C.3
D.5
