单选题：What does the underlined words “off base” in the last parag

题目内容：

What does the underlined words “off base” in the last paragraph most probably mean? A．mistaken
B．unprepared
C．unnecessary
D．misunderstood

参考答案：

答案解析：

I'd like to fix______date for our next meeting，but selectin

I'd like to fix______date for our next meeting，but selecting______suitable day

分类：公共英语二级题型：单选题

I believe he will do a good job． I believe he will do the job_________．

分类：公共英语二级题型：单选题

What did Frank say about his old car?A．It drove very fast． B．It gave him much tr

分类：公共英语二级题型：单选题

分类：公共英语二级题型：单选题

变量a中的数据用二进制表示的形式是01011101，变量b中的数据用二进制表示的形式是11110000，若要求将a的高4位取反，低4位不变，所要执行的运算是（

分类：公共英语二级题型：单选题