Must children ___ how to keep safe in fire accidents? Yes,it's more important than anything.A: be asked B be taught 为什么是B

children must never ___(play)games on the road. ho ___ ___ day 补充词语 children who are tired usually ___ sleepA can B may C need D must ___ to go to school must have their rights to get education in our country.A.Old enough children B.Children old enough C.Enough old children D.Children enough old you must always______medicine from children, It means that we must go to bed______at night and get up early in the______.Everyone must go to bed early and get up early ,or we won’t be healthy and clever.Is it true Perhaps it is .The body must have enough sleep .Children of you age need ten ho 英语翻译the students ___ ___ ___ ___ ___ ___ the children ___ ___ ___. Must children ___ how to keep safe in fire accidents? Yes,it's more important than anything.A: be asked B be taught 为什么是B the traffic rule says young children under the age of four and ___-less than 40 pounds must be in a Parents must s_____ their children to school. You must take good care ( ) young children You must good care （ ） young children. children must wash their clothes t__. Umbrella children must work hard to run. you must be ___!(kid) We must ___(be) careful. Children must need their parents' help改为 Children must __ __ their parents 英语 动词放在can、must后面是不是要变回原形快ho~