It is known to us __________ it was not until 1938 ________ the first colour TV programme began to be broadcast in the world.
#92541
A
that, which
B
/, /
C
that, that
D
which, that
推荐题目
______ is the richest man in our city?
#91890
A
Whom do you think
B
Who do you think
C
Do you think who
D
Who you think
Scientists say it may be five or six years ____ it is possible to test this medicine on human patients.
#92433
A
since
B
after
C
before
D
when
He would rather his life rather damage done to state property.
#93318
A
lose; to see
B
to lose; see
C
to lose; to see
D
lose; see
--have you ever been to Beijing before?--No. it is the first time that I ____here.
#93080
A
am
B
be
C
have been
D
had been
Lucy was so excited _______she received an invitation from her friend to visit Beijing.
#93265
A
where
B
that
C
why
D
when