I.Match. 1. Play a. down the stairs. 2.Touch b.TV too much. 3. Climb c. with the knife. 4. Run d. the tree. 5. Watch f. the stove. III. Use the given words to complete the sentences. 1.Why shouldn’t I touch the stove?( get a burn) ……………………………………………………………………………………………………. 2.Why shouldn’t Mai play with the knife?( cut herself) ……………………………………………………………………………………………………… 3.Why shouldn’t Tom run down the stairs?( break his arms) ……………………………………………………………………………………………………. 4.Why shouldn’t the boys climb the tree?( fall down the tree) …………………………………………………………………………………………………….. 5.Why shouldn’t I swim in the river?(dangerous)………………………………………………... IV. Find and correct the mistake. 1.How’s the matter with you? 2.You shouldn’t drinks cold water. 3.Why shouldn’t me play with matches? 4.Do you knows how to cook the cabbage? 5.Don’t run down the stairs! Yes, I won’t. 6.You should go to the dentist.----Yes, I do. Thanks.