_____ he was very tired , ___ he didn’t stop working .
| A．Though, / | B．Though , but |
| C．But , / | D．Because , / |
-- Excuse me, where can I exchange _________?
--There’s a bank on the second floor.
| A．books | B．food | C．money | D．stamps |
-- Is this your notebook?
-- No, it isn’t. Ask Bill. He is looking for ___________.
| A．mine | B．yours | C．hers | D．his |
--Why are you laughing?
--Oh, I’ve just read interesting story.
| A．a | B．the | C．an | D．/ |
—Can you tell me how to use a micro blog on my phone?
—_________. But I have to finish my work first.
| A．No problem | B．No way | C．Forget it | D．Don’t mention it |
—Sandy, it’s really grateful for your help with my physics.
—My pleasure. ____________.
| A．That’s what friends are for | B．It was better to be safe than sorry |
| C．The early bird catches the worm | D．Many hands make light work |