【单选题】
The first school ______ we visited yesterday is not far from here.
①
that
②
which
③
to which
④
where
【单选题】
____ from space, our earth, with water covering 70% of its surface, appears as a “blue planet”.
①
Seeing
②
To be seen
③
Seen
④
Having seen
【单选题】
We all thought ______ pity that you were unable to attend our meeting.
①
that
②
which
③
this
④
it
【单选题】
We really appreciate our working environment, in -- --- there was open, friendly workplace communication.
①
how
②
what
③
whom
④
which
【单选题】
When we breathe, the oxygen in the air ____ with our blood and gives us life.
①
fills
②
goes
③
takes in
④
mixes
【单选题】
The question came up at the meeting ___ we had enough money for our research.
①
that
②
which
③
whether
④
if
【单选题】
8.We have very much ______ your prompt attention to our request.
①
enjoyed
②
appreciated
③
liked
④
. reduced
【单选题】
We should make a clear ____ between the two scientific terms for the purpose of our discussion.
①
separation
②
discrimination
③
deviation
④
distinction