求下面题填空!用介词!等下还有
______the way,where's your brother?Is Tom_____?No,he's____ Are you____duty today?No.
B is___A____C.Thank____ your letter.Can I ask sone questions ____ Math homework?We keep____touch _____to you
My mrror is_______the dresser
Tom usually plays ping-pong____two houes.
Please bring some books____school
we sell these bags_____sports_______$5
I buy two pairs of shoes_____$50
Here is a photo_____my Family
My parents usually go to the park___supper
The bank of China is _____frontof the post office
we have socks___all colours.