选B啊.little其实代表“措施”等,它与do之间是被动关系,所以选B.
In some places,little_____to make smoke clean.
1个回答
相关问题
-
In some big cities,little is done to make smoke clean before
-
IN some big cities,__is done to make smoke clean before it g
-
s_ in,at,to some place
-
little is done to make dirty water clean before it goes into
-
We must make some r_______ to keep the computer room clean a
-
There are little cars that may some day take the place of to
-
Smoking is not _____(允许）in public places.
-
Some little presents to children for free in some stores on
-
In many countries smoking is not a___ in public places.
-
it is difficult to make myself(understand)in that place.