Earth Day is celebration of life and our planet. It is a reminder that we need to ________the world we live in and that we should learn to respect life and nature.
A.care about |
B.think of |
C.refer to |
D.watch out |
They _________ have arrived at lunchtime but their flight was delayed.
A.will | B.can |
C.must | D.should |
China is one of the countries ________ the Mekong River flows.
A.in which | B.by which |
C.across which | D.through which |
He was _________by his colleagues though he himself didn’t think he had done anything special.
A.thought little of | B.thought poorly |
C.thought highly of | D.thought highly |
It was reported that a chemical factory________ last night, which killed thirty workers.
A.exploded | B.cracked |
C.ruined | D.burst |
The exhibition is well worth ________ and you can see fancy vases of different dynasties on show there.
A.to visit | B.to be visited |
C.being visited | D.visiting |