We can overcome all the difficulies by ________ together.
A.work B.works C.working D.worked
Man can’t live ________ water.
A.of B.for C.from D.without
My grandparents live in an old apartment with ________ floors and they are on the ________ floor.
A.five, five B.five, fifth C.fifth, fifth D.fifth, five
Take ________ umbrella with you. It’s ________ useful tool on rainy days.
A.an, a B.a, the C.an, the D.the, the
Words could not ________ (表达) her feelings at that moment.
Is wealth related to________ (幸福)?
