He is one of the students who, I’m sure, always do____ best.
| A．his | B．their | C．my | D．one’s |
We work together to achieve our common purpose: _________world that is safer, cleaner and healthier than ________ one we found.
| A．the; the | B．a; / | C．a; the | D．the; / |
I don’t remember how many years ago ______________I paid my last visit to the principle of my primary school.
| A．it was that | B．was it that | C．it was when | D．was it when |
Everyone wants to be a friend of _______________ is considerate and shares the same interests.
| A．anyone | B．whomever | C．whoever | D．no matter who |
---What can I do for you?
---I am looking for a birthday gift for my sister, _______at a proper price but fashionable.
| A．one | B．anyone | C．that | D．everything |
---He was nearly killed in a car accident.
---Oh, when was ____exactly?
---It was in 2009______________he was driving to the airport to pick up his father.
A. this; that B. that; when C. that; that D what; when