The flowers ________ every day, or they will die.
| A．must water | B．can be watered |
| C．should water | D．must be watered |
--- Jack, you look tired today. What’s wrong?
--- I was ____ busy ____ I didn’t go to bed until midnight yesterday.
| A．too; to | B．so; that | C．enough; to | D．such; that |
Stop _____ ! I’ll tell you an interesting story.
| A．works | B．work | C．to work | D．working |
_____ Chinese are learning English for a better future.
| A．Million | B．Millions | C．Millions of | D．Million of |
----Have you seen _____ book? I left it just around here this morning.
----Is it _____ English one? I think I saw it somewhere.
| A．the, an | B．the, the | C．a, an | D．a, the |