【题目】He is old enough to ______ himself．Don’t always do everything for him.

【题目】He used to be silent, ______ ?

【题目】The clay pieces need to be fired ______ a very high heat.

【题目】I can say it(用英语)．

【题目】Jim has four(飞机模型)．

【题目】----What do you think of my shirt? It ______ cotton.

【题目】Their (学生卡)are on the teacher's desk．

【题目】 Lucy’s strawberries are fresher than .

【题目】Our (文具盒)are white．