新概念一名词单数变复数测试题一按要求写出相应的词1.is(复数形式)_2.this(复数形式)_3it(复数形式)_4that(复数形式)_5photo(复数形式)_6picture(复数形式)_7cousin(复数形式)_8friend(复数形式)_9.watch(复数形式)_10.bus(复数形式)_二。用所给的单词的复数的正确形式填空:1There are so many_(wolf)in the forest.2There are three _(chair) in the classroom.3These _(tomato) are red. 5My brother looks after two _(baby)6There are some