.It is the first time the students ________ to Hyde Park.
A.have gone | B.have been gone |
C.had gone | D.had been gone |
I __________the poor rabbit, but I didn’t have the right drugs with me at that moment.
A.could save | B.had saved | C.could have saved | D.saved |
Great changes have taken place in that school. It is no longer ______ it was 20 years ago, _____ it was so poorly equipped.
A.what; when | B.that; which | C.what; which | D.which; that |
With the development of science, more new technologyto the field of IT.
A.has introduced | B.is being introduced |
C.is introduced | D.was introduced |
--How can I wake up so early, Jack?
--Set the alarm at 5 o’clock you’ll make it.
A.but | B.or | C.and | D.so |
______ the ancient Egyptians built the pyramids puzzled people for centuries.
A.Whether | B.What | C.How | D.Where |