The explorers made a camp fire to wild animals.
A.keep off B.keep on C.keep up
An ________ is an unplanned event that happens by chance or mistake.
A.accident B.achievement C.activity
—What’s the ending of the movie?
—The two boys managed to return to their motherland.
A.succeed in returning B.tried returning C.failed to return
—We’ve got a large amount of help from the community since we came back from Wuhan.
—Oh, it’s so nice. We’ll definitely defeat the novel coronavirus in the end.
A.many B.much C.some
—What’s wrong with Jim?
—He has had a really rough time recently.
A.violent B.exact C.difficult and unpleasant
—Do you know how to operate the machine?
— Sorry, I don't know.
A.make ... work B.make...stop C.make...see
