剑桥少儿英语二级上册Unit7培训资料.ppt

剑桥少儿英语二级上册剑桥少儿英语二级上册Unit7Unit7You mustnt pick flowers in the garden.paintYou mustnton the wall.Harvard universityshoutYou mustntin the library.sit You mustnton the grass.throw food at animals.You mustntdriveYou mustntherefishYou mustntin the lake.You mustnt drop litter in the park.pick flowers in the garden.shout in the library.fish in the lake.drive here.paint on the wall.sit on the grass.throw food at animals.情态动词后接动词原型，常见的情态动词有 can/could should must may/might shall There is an apple on the tree.There are two apples on the tree.There are three apples on the tree.lThere be 有有lThere is+可数名词单数可数名词单数/不可数名词不可数名词lThere are+可数名词复数可数名词复数There are some ducks in the water.There are some people in the boat.There are some fish in the water.There are some children on the grass.There are some boats in the water.There are some kites in the sky.There is a hippo in the water.There is a swimming pool in the park.There is a playground in the park.There is a river in the park.There is a bird flying in the sky.There are two birds flying in the sky.There is/are ing.结束结束