Ⅰ.单句语法填空/单句改错
1．She majored________history in Beijing University.
答案： in
2．The design first took________in an American college.
答案： off
3．When he reached the old temple，he found it________(desert) and in ruins.
答案： deserted
4．She differs from her sister________the colour of her eyes.
答案： in
5．Mr.Smith，________of the________speech，started to read a novel.(tire)
答案： tired；tiring
6．Mr.Lee said he would major on history.
答案： on→in
7．I am always tiring when I come home from work.
答案： tiring→tired
