---How often do you visit your granny in the village?
---I feel ashamed. .
| A．Very often | B．By accident |
| C．Just once in a while | D．All of  a sudden |
Nobody believed a 92-year-old man could run a marathon_______he passed the finishing line. People of all ages can challenge themselves.
| A．if | B．since | C．until | D．unless |
Harry is feeling uncomfortable. He _______too much at the party last night.
| A．could drink | B．should drink |
| C．would have drunk | D．must have drunk |
I have no idea what _____ while I was asleep.
| A．has happened | B．could happen | C．had happened | D．happened |
—Sorry, I am late.
—That’s OK. You are here, that’s what _____
| A．does | B．counts | C．works | D．stays |
—Where _______?
—I got caught in the traffic, or I would have been here sooner.
| A．did you go | B．had you gone |
| C．have you been | D．were you going |