They ________ stand at the gate and welcome the guests because the robots can do that.
A.mustn’t B.shouldn’t C.needn’t D.can’t
—________will the discussion last? —________we reach an agreement.
A.When, Until B.When, Not until C.How long, Until D.How long, Not until
―If you always yourself with others, you may have much stress.
―I agree. We should believe in ourselves.
A. compare B. communicate C. connect D. consider
Julia is very clever．In fact，I doubt whether anyone in the class has_______ IQ．
A.a high B.a higher C.the higher D.the highest
—Why did he make no ________ to be understood or liked?
— He didn’t care what others think of him.
A.risk B.balance C.suggestion D.effort
As Hannah Lucas had a disease, she and her brother Charile made app called notOK to let her get help from others when she wasn't feeling well.
A.the; the B.a; the C.an;不填 D.the;不填
