该用哪个介词?The children were swimming { about/around/round } the bank.about/around/round 三者都可以吗?好像三个选项里有一个不可以

Christmas Day is a happy day ____ many children.该用哪个介词?这里该用哪个介词? 该用哪个介词?The children were swimming { about/around/round } the bank.about/around/round 三者都可以吗?好像三个选项里有一个不可以 The children are looking ----------the map ----------china.怎么用介词填空 the children will visit the great wall ( )a sunny morning 用介词填空 用适当的介词填空：keep the medicine _____ _______ the children. 用适当的介词填空.The children went _____ the island happily. the answer ( ) the question 括号里面用哪个介词啊 The children play games( )tomatoes.用适当的介词或副词填空 The children are afraid _____the dogs(用适当的介词或副词填空） the children stood ___line waiting ___the bus.用介词或副词填空 photo前用什么介词是前面~Mrs White decided to( )some photos for the children 颜色之前用哪个介词Do you know the boy＿＿white?A.at B.in C.with该选哪个,并说明理由,thanks a lot! The children are swimming( ) the river.(填介词） The People's Bank of China is _____ banking.该填哪个介词啊? （ ） the evening of October 20th 前面该填哪个介词 用哪个介词 turn right ( )the third traffic lights用哪个介词? Turn down the TV,i am__the phone.用哪个介词?