The research is so designed that once________nothing can be done to change it.
#5001
A
begins
B
having begun
C
beginning
D
begun
推荐题目
-----Alice looks blue today.-----Yes, I asked her, but she wouldn’t say _____ troubled her.
#59079
A
why was it that
B
that was why
C
it was what
D
what it was that
The couple went through all their pockets _________ their passports.
#4715
A
in honour of
B
search for
C
in search of
D
in memory of
In1994, China began collecting income tax from citizens earning more than 800 Yuan per month but only 1% people were earning more than _______; now about 60% earn the amount.
#5000
A
this
B
these
C
those
D
that
.—May I remind you that a Mr. Zhang is waiting downstairs, sir? —Oh, dear. I ________ about it.
#4759
A
forget
B
forgot
C
have forgotten
D
had forgotten