.We will learn how to operate the machine _______.
#4731
A
at a time
B
at one time
C
at the time
D
in time
推荐题目
The young man made a ______ to his parents that he would try to earn his own living after graduation.
#4942
A
prediction
B
promise
C
plan
D
contribution
—Dad, I have finished my assignment. —Good, and _________ you play or watch TV, you mustn’t disturb me.
#5008
A
whenever
B
whether
C
whatever
D
no matter
His wife ___ to catch the first train but she was too late.
#4802
A
is hoping
B
had hoped
C
has hoped
D
would hope
Dressed untidily and speaking in a strange way, Father must have ______ to the people present to be a silly old man.
#4885
A
appeared
B
pretended
C
shown
D
thought
--- Would you mind if I closed the door ? --- ___________．The wind is blowing strongly．
#4641
A
Certainly
B
No
C
Yes , you can’t
D
I’m sorry but you’d better not