26.Even if there is no scientific proof yet ______ secondhand smoke causes cancer, there is no reason why nonsmokers should be forced to take this risk.
Don’t try to do everything at once; take it a bit_______.
The plane was_______ and smashed.
---Each of the students, working hard at his or her lessons,_______to go to university.---So do I.A. hope B. hopesC; hoping D. to hope
---Do you think it’s going to rain over the weekend?---_______
The earthquake_______ the Sichuan Province people and their properties.