—How about your trip to Hainan?—It couldn’t have been ________.Sometimes I went swimming in the sea;sometimes I lay on the sand.
Large earthquakes __________ the ocean can create a series of huge, destructive waves called tsunamis that flood coasts for many miles.
He is so addicted to smoking that ________ seems to be no chance of talking him into quitting.
--- He is a very hard-working student. ---________.As far as I know, he often burns the midnight oil.
---Has anything caught your eye in today’s newspaper? ---Yes. A new eight-kilometer-long road is under ________ that links the port area with the motorway system.
– Will you be able to see Jennifer’s parents when the first class is over? – I’m afraid not. I ______ a lecture on British literature in the hall.