It was not until the teacher had explained it three times _______ how to work out the problem.
#92129
A
did he understand
B
had he understood
C
that he understood
D
that he didn’t understood
推荐题目
Rather than _________ on a crowded bus, he always prefers ________ a bicycle.
#93095
A
ride; ride
B
riding; ride
C
ride; to ride
D
to ride; riding
一What did he want to know，John?一 that we could finish our work．
#93909
A
What it was
B
When was it
C
When it was
D
What was it
－In modern times, girls like beautiful clothes－Yes, and boys. After all, our life has been greatly improved
#93612
A
so do they; so do you
B
so they do; so you do
C
so do they; so you do
D
so they do; so do you
You had better take something to read when you go to see the doctor____ you have to wait.
#93028
A
even if
B
as if
C
in order that
D
in case
_______ the website of Entertainment in Baidu, and you will learn that the Korean singer PSY has released a new song named Gentleman.
#92394
A
Having searched
B
To search
C
Searching
D
Search