petrol()
A.[A] n.产量;输出
B.[B] n.台风
C.[C] n.(英)汽油
D.[D] v.解放;放出;释放
[C]N(英)汽油
A.[A] n.产量;输出
B.[B] n.台风
C.[C] n.(英)汽油
D.[D] v.解放;放出;释放
[C]N(英)汽油
Petrol is refined from the__________ 0il we take out of the ground.
A.fresh
B.original
C.rude
D.crude
Passerby 1:______. Is there a petrol station?
Passerby 2: Turn left at the end of this road. It's on your right hand side.
A.Apartheid,lekker and lobola
B.Elevator,gas and bus
C.Lift,petrol and coach
D.Tar-seal,traffic officer and watersider
A.只要边际产量大于平均产量,平均产量就是递增的
B.只要边际产量小于平均产量,平均产量就是递增的
C.只要边际产量等于平均产量,平均产量就是递增的
D.只要边际产量大于平均产量,平均产量就是递减的