_______ he was 12, Einstein had learned advanced mathematics by himself.
#30999
A
As soon as
B
At the time
C
By the time
D
During the time
推荐题目
Please call my secretary to arrange a meeting this afternoon，or________it is convenient to you.
#30232
A
whenever
B
however
C
whichever
D
wherever
Researchers claim to have found the first proof _______ getting a regular eight hours a night really does make you appear healthier and more attractive.
#33379
A
as
B
that
C
how
D
which
As we have planned, we’ll go to Beijing to attend her sister’s wedding party. We’ll also visit our mother school _______we go there.
#80232
A
unless
B
when
C
once
D
even if
When it is your turn to talk, what I want to tell you is ______you can show respect by making sure the listener understands ______ you are saying and is interested.
#31915
A
that；what
B
this；which
C
where； that
D
which； when
I toured Zhangjiajie, I was deeply impressed with its beautiful scenery.
#31355
A
The first time
B
At first
C
For the first time
D
It was the first time