填介词: Mary is better____math than me.

Tommy is better_ swimming than his cousin,while his cousin does better_playing basketball than he.填介词 顺便说明为什么这样填· 填介词: Mary is better____math than me. Is Mary ( ) duty today 应该填什么介词? mary is a teacher, what-----her sister? 填什么介词 Mary is waiting ( ) the school gate.请问填什么介词. Mary is doing her homework --her desk?填介词 mary is studying ()her friend's home填介词 Mary likes playing___violin while her brother is fond of plaing___chess.填The介词.怎么填? Today is Mary's birthday.These presents are ___ her.填介词 Mary is walking ___the sofa to the door(填适当的介词) Mary did better in swimming_I(填介词或连词） TOday is () sale填介词 There is only one seat over there.It's Mary and Lucy填介词,坐等高手破.It's后面填 The school is ( ) the east.填上介词!填介词! mary is in c后面填什么 英语翻译介词in,with,at是什么用法?如果按Tom is （ ） hospital （ ） a broken leg while Mary works （ ） the hospital.该怎么填？ what is the weather ( )today填介词 China is-------- the map填介词