Ⅰ.单句语法填空
1．(2020·绵阳联考)The paper was used for sealing up holes in walls and roofs(roof) in the cold and freezing winter.
2．The pianos(piano) in the other shop will be cheaper，but they are not as good.
3．Many farmers opposed the plan because they feared that wolves (wolf) would kill their farm animals or pets.
4．I spent ten minutes walking up and down the high street, desperately avoiding eye contact with passersby (passerby)．
5．An ant has two stomachs (stomach). One holds the food for itself and the other is for food to be given to other ants.
Ⅱ.单句改错
6．(2020·太原阶段测评)It is one of the official language of the United Nations to develop more effective communication.language→languages
7．(2020·合肥第一次质量检测)My favourite sport is swimming, so I decided to go swimming in the sea one afternoon with my friend, Wang Fei and Li Lei.
friend→friends
