Jack doesn’t work ________ Tom.[ ]

I can think of many cases _____ students obviously knew a lot of English words and expressions but couldn’t write a good essay.

In recent years more and more Indians like traveling in Asia during May Day.—.

Jack is good at drawing. I think no one draws __–

A low-carbon(低碳) lifestyle has an effect our daily life. People are paying more and more attention to energies these days.