A、To
B、On
C、In
D、From
第1题:
You'd better ______ now.
A、does
B、doing
C、do
D、did
第2题:
_________ she practice her violin yesterday? No, she _________.
A、Was, wasn’t
B、Did, didn’t
C、Was, didn’t
D、Did, wasn’t
第3题:
关于下面函数,哪一个是错误描述?defcount_letter_number(string):letter_count=0digit_count=0forchinstring:
if'a'<=ch<='z'or'A'<=ch<='Z':letter_count+=1elif'0'<=ch<='9':digit_count+=1
returnletter_count,digit_count
A.函数能统计字符串中英文字母出现的次数
B.letter_count+=1可以写做letter_count=letter_count+1
C.letter_count+=1可以写做letter_count++
D.函数能统计字符串中数字出现的次数
第4题:
There are a lot of students in the reading room, most of with their eyes __ on and their heads bent over their books.
A、whom; fixing
B、them; fixed
C、whom; fixed
D、them; fixing
第5题:
A) those
B) them
C)whose
D) whom
第6题:
You look() What()you()?
Atire;did;do
Btiring;have;done
Ctired;do;do
Dtired;have;been doing