Grammar B Using ‘should’ and ‘must’Grammar B Using ‘should’ and ‘must’How to look after your pet?Keep it clean.Brush its fur.Don’t give her a shower.Don’t pull its ears.You should keep it clean.You should brush its fur.You shouldn’t give her a shower.You shouldn’t pull its ears.How to look after your pet?Give it clean water. Change the water once a week.Don’t give it too much food.Don’t hold it in your hand.Don’t put it in the sun.You should give it clean water.You should change the water once a week.You shouldn’t give it too much food.You shouldn’t hold it in hand.You shouldn’t put it in the sun.Read the following situations and think about what you’ll say to them, using ‘should’ and ‘shouldn’t’.A. Simon was late for school this morning because he got up late. You should go to bed early.You should get up early.You should….You shouldn’t be late again.B. On your way home, you saw a purse on the ground. You should give it to the police.You should wait for the owner. You shouldn’t take it home.We use ‘should’ and ‘should not’ to give advice and to tell people what is the best or right thing to do.1. You ______ do your homework carefully. Fill in the blanks:shouldSummary2. You ______ give seats to the old people on the bus. 3. You ________ speak to the old people loudly. 4. You ________ sit on the table. It isn’t polite.shouldshouldn’tshouldn’tDo some exercises:shouldn’tshould改同义句1. It is bad for your eyes to read in the sun. You _________ read in the sun. 2. It is good for your health to exercise for half an hour a day. You ______do exercise half an hour a day.1. 当别人需要帮助时 , 我们应当帮助他们。2. 你不应该花很多时间玩电脑游戏。We should help peopl...
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