12.Property insurance helps you to ______ against natural disasters, in front of which humans appear too small.
| A．prevent | B．defend | C．protect | D．shelter |
Many lifestyle patterns do such ______great harm to health that they actually speed up _____weakening of the human body.
| A．a; / | B．/; / | C．a;/ the | D．/; the |
His parents decided that, with two children _________, they would open a restaurant.
| A．to be educated | B．educated | C．to educate | D．educating |
It was the second time that I ______to Shanghai.
| A．have been | B．had been | C．was | D．were |
______I always felt I would pass the exam, I never thought I would get an A.
A. Once B. While C. If D. Until
It may rain hard this weekend, _____________the football match will have to be put off till next week.
| A．in that case | B．of which case | C．in which case | D．of that case |