—I can hardly believe my eyes. Is that you, Lucy?
—Yes. It has been almost 20 years ______ we were together.
| A．since | B．before |
| C．after | D．until |
The teacher told us to do_______ he did.
| A．like | B．as | C．with | D．for |
The room is_______ to hold 300 men.
| A．small enough | B．big enough |
| C．enough big | D．enough small |
-Mum,may I go out to fly kites?
-Sorry.Please don’t go out___________your work is finished.
| A．after | B．while | C．till | D．since |
I always share my happiness with my ___________friends.
| A．close | B．closed | C．closing | D．to close |
He often___________when others are talking.He is impolite.
| A．cuts in | B．hands in | C．gets in | D．gives in |