1.每天都有通往镇中心的公共汽车
There are __some___ __buses___ ___to___ __town___ __centre____every day.
2.米莉每天都让埃迪绕着院子（yard）跑几圈.
Millie lets Eddie __run__ __around___ __the__ ___yard__ every day.
3.Shall we ___D____ to xuanwu lake?
A.by underground B.by the underground
C.take a underground D.take the undergroundshall+动词原形
4.It's sunny today.let's go climbing,__A_____?
A.shall we B.will you C.won't you D.don't we