I was about to give up my effort to solve a problem __________ a good idea struck me.
#30835
A
when
B
while
C
until
D
before
推荐题目
We’ll have a picnic in the park this Sunday _____ it rains or it’s very cold.
#79756
A
since
B
if
C
unless
D
until
Generally, senior citizens enjoy their freedom and they prefer to live on their own _________ they can.
#31152
A
as long as
B
as far as
C
now that
D
even though
It is an unfair thing for our students____ have devoted 12 years to preparing the exam to be beaten by those_____ use illegal methods..
#32815
A
who; 不填
B
不填，who
C
who，who
D
不填，不填
The course normally attracts 20 students per year, ________up to half will be from overseas.
#32627
A
in which
B
for whom
C
with which
D
of whom
he visited the new school, he showed great interest in everything he saw.
#31019
A
It’s the first time
B
For the first time
C
The first time
D
At first