y suggest the number of cars shouldbe limited to stop air pollution— ____, the idea is not practical

Suppose we meet with a situation ________ none of us can deal with, what then?

The railway_______Qinghai to Tibet is the longest plateau (高原) railway in the world.

Jim has his wife do all the housework!Isn’t he wise— Not really He is _______

The town government set up a modern hospital for thefarmers, ________ it