We can infer from this passage that______.
A. people cannot sent visible information until 19th century
B. we cannot communicate without sound
C. the ways of communication are similar in different countries
D. in ancient time, enough people is necessary to send messages over distance
第1题：
If it rains tomorrow, we () for a picnic.
A. wouldn't go out
B. can't go out
C. won't go out
第2题：
Our tradition ______ be different _____ yours.
A、can;with
B、must;with
C、need;as
D、may;from
第3题：
----Let’s go to the West Hill Park by taxi.
---- Oh, it is not far away from here. We _______take a taxi.
A. couldn’t B. mustn’t C. needn’t D. can’t
第4题：
Without the instrument，we__________
A．cannot’hardly do nothing
B．cannot hardly do anything
C．can hardly do nothing
D．can hardly do anything
第5题：
A. wouldn’t go out
B. can’t go out
C. won’t go out (will not)
第6题：
If it rains tomorrow, we()out for a picnic.
A. wouldn't go
B. can't go
C. won't go
第7题：
A. must have
B. can’t have
C. should have
D. needn’t have
答案：D
解析：根据题意选D。
本句意思：我们应该已经预订过了。看，这家餐厅几乎空无一人。
must have意思为：“必须已经”；can’t have“不能”；should have意思为：“应该已经”；needn’t have意思为：“不必”，
第8题：
A、wouldn't go to
B、can't go
C、won't go
第9题：
27．If we travel by car ,we_________．
A． can't travel fifty or one hundred miles a day
B． can-t stop at a hotel to spend the night
C． can make our own timetable '
D． can travel to a very far place in several minutes
第10题：
关于Inception模型的推理，下列说法正确的是哪个？
A．exec_net.infer()方法是对推理结果的分析
B．exec_net.infer()方法的输入参数是模型推理的结果
C．exec_net.infer()方法的输出结果是模型的推理结果
D．exec_net.infer()方法直接输出分类标签值