Some students even have no idea of they are studying, so they are aimless most of the time.
#30606
A
who
B
when
C
where
D
why
推荐题目
it is normal for parrots to talk, Einstein, a small bird, is unusual in that whenever she hears a new word or sound, she repeats it over and over until she masters it.
#30576
A
As
B
When
C
While
D
Since
You’ll start having positive results you replace negative thoughts with positive ones .
#30852
A
since
B
unless
C
until
D
once
Help others whenever you can _______ you will make the world a nicer place to live in.
#79807
A
and
B
or
C
unless
D
but
He was about to make a call to Tom _____ Tom patted me on the shoulder.
#31555
A
as
B
until
C
while
D
when
I will not go to her birthday party ___________ I am invited.
#31792
A
as if
B
only if
C
even if
D
if only