_____ an important decision more on emotion than on reason, you will regret it sooner or later.
| A．Based | B．Basing | C．Base | D．To base |
Many people believe if you are _______, better things will happen to you.
| A．pessimistic | B．attractive |
| C．optimistic | D．ordinary |
I’ve just read your blood test report and all seems OK, so there’s _______ to worry about.
| A．something | B．anything |
| C．nothing | D．Everything |
--Could you help me with some math problems?
--Sure. That’s _______ I’m here.
| A．whether | B．how | C．when | D．why |
What _________ pity you didn’t go to ______ concert with us! It was so exciting!
| A．不填；a | B．a; the | C．a; 不填 | D．the; the |
—You cough so badly recently. Give up smoking, please!
—__________. I think I am addicted to it.
| A．Far from it | B．Good idea |
| C．So far, so good | D．It can’t be helped |