根据短文内容，判断下列句子是否正确。

    In the USA or(或者) Canada, on Sundays all people like to go out for a picnic. They often ask their good friends to go with them. They take many things(东西) with them, like glasses, kites, knives, some nice food and some nice drinks. Sometimes(有时), they take their dogs with them. They often have their food in a park, on a farm or sometimes at the foot of(在……脚下) a hill. They are usually happy there.