Progress so far has been very good. ______, we are sure that the project will be completed on time.
| A．Therefore | B．Otherwise |
| C．However | D．Besides |
—Thanks for the lift. I do appreciate it.
—________.
| A．No problem | B．With pleasure |
| C．Not necessarily | D．A piece of cake |
—Did you get my iPhone 4S broken last night?
—________ I didn't mean it.
| A．That's a setup. | B．Forgive me. |
| C．Forget it. | D．So what? |
—How much should I pay for the dinner?
—________.
| A．You are welcome | B．That's my pleasure |
| C．It's my treat | D．It's my charge |
—May I use your phone? I left mine at home.
—________. Here it is.
| A．By all means | B．Never mind |
| C．It is a pleasure | D．Don't mention it |
—A second, please. I have another call coming through.
—________ I'm not in a hurry.
| A．Enjoy yourself. | B．Leave me alone. |
| C．Why not? | D．Take your time. |