【简答题】完型填空。 What do you do at weekends? Some people like to __1__ at home, but others like to go for a walk __2__ have a picnic. My friend Jack works hard in a factory during the __3__. At weekends he alway...
【简答题】完型填空 Do you like bubble gum(泡泡糖)? Do you know when it was ? In the 1870s, an American discovered bubble gum. name was Thomas Adams. He wanted to find the use for a chicle(一种树胶). Chicle is a Spanish fo...
【单选题】影响柔韧性即关节活动范围的因素不包括( )