—Are you ready for Spain?—Yes，I want the girls to experience that ________ they are young.
#30679
A
while
B
until
C
if
D
before
推荐题目
He made a promise ________he earned money, he would build a new school to help develop education.
#29981
A
what
B
that if
C
that
D
what if
I had been looking for the book for two days _______ I found it at last.
#30963
A
until
B
when
C
while
D
before
He will spend six hours at his desk _______ he finishes his composition.
#79623
A
before
B
until
C
after
D
when