Children must __(teach)how to learn their subjects well...!3q3q

Children must need their parents' help改为 Children must __ __ their parents Children must keep __(他们)away from water and fire Children must __(teach)how to learn their subjects well...!3q3q Smoking is ___bad __ children must keep away from it.A.such that B.so that 选哪个为什么 Tea was invented __ __ __ （偶然的） Children find ____ easy __ __ __ __ __each other. We __(drink)tea every day you must always______medicine from children, It is not __ __ __ __ __ __ __ __ up their children in such an environment. what do the children often have for tea- time? 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. help __(you)to some chips ,children The children shows much __ in music I'd like __(have) a cup of tea.