【简介】感谢网友“雕龙文库”参与投稿，这里小编给大家分享一些，方便大家学习。
1.A.for B.with C.on D.as 2.A.stars B.sun C.earth D.space 3.A.with B.from C.under D.for 4.A.use B.live C.eat D.get 5.A.again B.also C.besides D.too 6.A.environment B.space C.atmosphere D.earth 7.A.across B.to C.from D.through 8.A.valid B.enormous C.various D.proper 9.A.As soon as B.As well as C.As much as D.As possible as 10.A.shown B.exposed C.faced D.covered 11.A.but B.because C.so D.so that 12.A.get B.make C.have D.do 13.A.earth B.atmosphere C.space D.environment 14.A.pieces B.units C.parts D.elements 15.A.receive B.accept C.bring D.catch 16.A.conventional B.commonC.general D.normal 17.A.shifts B.converts C.modifies D.varies 18.A.what B.which C.that D.why 19.A.put up with B.keep up with C.come up with D.catch up with 20.A.from B.than C.as D.away
