The place the bridge is supposed to be built should be the cross river traffic is the heaviest.
A.which; where | B.at which; which | C.at which; where | D.which; in which |
Though we found _____difficult to avoid economic and financial crisis, we must take measures to reduce its negative impact.
A.it | B.one | C.that | D.how |
—Does _____please you to give gifts to others?
—Sure.
A.it | B.that | C.one | D.he |
He didn’t make ______ clear when and where the meeting would be held.
A.this | B.that | C.it | D.these |
一When did you learn the news that Obama made a trip to Canada as President?
一 ____ was on my return.
A.That | B.It | C.There | D.This |
--- How long will you be staying? .
--- I don’t know. .
A.That’s OK | B.Never mind |
C.It depends | D.It doesn’t matter |