——Why are the tax collectors so busy?
——Many people prefer to have their tax forms completed by a professional rather than ___.
| A．do it themselves | B．doing it themselves |
| C．to do it themselves | D．done by themselves |
—I would never ever come to this restaurant again. The food is terrible!
—________________.
| A． Nor am I | B． Neither would I |
| C． Same with me | D． So do I |
—David has made great progress recently.
—_______, and __________.
| A．So he has; so you have | B．So he has; so have you |
| C．So has he; so have you | D．So has he; so you have |
The number of people invited _________ fifty, but a number of them __________ absent for different reasons.
| A．were; was | B．was; was | C．was; were | D．were; were |
Someone called me up in the middle of the night, but they hung up_________I could answer the phone.
| A．as | B．since | C．before | D．until |
The WTO can’t live up to its name _________ it doesn’t include a country that is home to one fifth of mankind.
| A．as long as | B．while | C．if | D．even though |