Tom worked hard, but _________ didn’t please the boss.
| A．it | B．one | C．what | D．which |
---Don’t you think that funny Johnson is really ______ failure?
---But ______ book he wrote is very popular with teenagers.
| A．/, a | B．the, the | C．an, the | D．a, the |
I’m really sorry, Lucy. I ______ to help you, but I was too busy at that time.
| A．meant | B．mean | C．had meant | D．have meant |
Don’t worry. It won’t be long ______we see each other again.
| A．before | B．since | C．until | D．as |
Now that there are still some problems remaining ______, we have to work extra hours tonight.
| A．solved | B．solving | C．to be solved | D．to solve |
It makes no difference to him______ you stay here or go to Hong Kong.
| A．how | B．whether | C．what | D．why |