24.— Tom, would you like to come to our dinner party?—_______. A Yes, I would B. Yes, with pleasure C. No, I won't D. Sure, it's my pleasure
Whoever has __________ sense knows that smoking is harmful to people's health.
We all know that a good sleeping bag is a necessary part of every camper's __________.
His work was __________ by his boss.
The population of this city, forty percent of which __________, __________ 15% in the last three years.
A good teacher should encourage his students to __________ the knowledge by themselves instead of just copying and memorizing what the teacher said in class.