We have very strict quality control and anything imperfect is ____, so customers feel secure about our products．
| A．denied | B．rejected | C．deserted | D．refused |
—Excuse me, would you lower your voice or use your mobile phone outside?
—Oh, sorry.I_______
| A．didn’t realize | B．don’t realize |
| C．haven’t realized | D．hadn’t realize |
In addition to his traditional medical treatment, he tried to put himself in situations______ would bring about positive emotions.
| A．which |
| B．where |
| C．why |
| D．as |
Eating properly and exercising _______ make one enjoy a longer and healthier life.
| A．normally |
| B．generally |
| C．regularly |
| D．directly |
— _______ you got to know my telephone number?
— Through a friend of yours.
| A．How was it |
| B．How was it that |
| C．Was it how that |
| D．How did |
It is almost five years_________we saw each other last time.
| A．before |
| B．since |
| C．after |
| D．when |