I'm not sure when the plane will and when it will land.
A.take off B.run off C.open up D.stay up
Do not talk to ________. Especially when you are in the street where there is no person.
A.strangers B.foreigners C.students D.teachers
With everyone's ________, we have seen a bluer and clearer sky than before in recent years.
A.effort B.chance C.decision D.challenge
(2018保定一模)Peter really loves music and he wants to be a ________ in the future.
A.writer B.musician C.speaker D.worker
(2018天水改编)Always ________ yourself with others, you may have tons of pressure.
A.connect B.complain C.compare D.consider
She was ________ an e-mail from her friend the whole morning, but it didn’t come.
A. explaining B. expressing C. experiencing D. expecting
