—How’s your tour around the North Lake? Is it beautiful?
—It ________ be, but it is now heavily polluted.
A.will | B.would | C.should | D.must |
It is amazing that the little boy can swim ______the river ______100 meters wide.
A.across; measuring | B.over; measured |
C.across; to measure | D.through; measuring |
In order to meet the deadline, Professor Smith along with his assistantsthe project day and night.
A.work on | B.works at | C.is working on | D.are working on |
Although dragon doesn’t exist, we still take it as a _______ of our nation.
A.example | B.sign | C.mark | D.symbol |
Baseball requires teamwork _______ tennis is an individual sport.
A.while | B.when | C.yet | D.although |
--- The earthquake last night was really terrible.
--- ______, no people were injured or killed, and they escaped in time.
A.Hopefully | B.Luckily | C.Sadly | D.Unfortunately |