Shirley, a real book lover, often brings home many books to read __________ the library.
| A．in | B．for | C．by | D．from |
People tend to love agricultural products ________ without the use of fertilizers, pesticides or chemical additives.
| A．growing | B．grown |
| C．being grown | D．having been grown |
Taught in a more professional way, you _________ the swimming skill much better.
| A．might master | B．would have mastered |
| C．can have mastered | D．could master |
It really matters _______ he treated the latest failure, for the examination is around the corner.
| A．if | B．that |
| C．why | D．how |
Each party _______ respect the articles of this contract, or a double-sized financial punishment is a must.
| A．will | B．could |
| C．shall | D．should |
Taking drugs has become part of every sport _________ athletes seek to achieve beyond their natural limits.
| A．which | B．that |
| C．who | D．where |