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
推荐题目
It is nice to hear from a close friend. ______, we last met more than thirty years ago.
#32723
A
What’s more
B
That is to say
C
In other words
D
Believe it or not
Joanna is no less hardworking than her twin sister, _______ she failed in the final exam.
#31458
A
but
B
so
C
or
D
and
_______ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
#30087
A
If
B
While
C
Because
D
As
Leave your key with a neighbor ________ you lock yourself out one day.
#33070
A
soon after
B
even if
C
ever since
D
in case