Life is always full of hardships. _______ a better life, we need positive energy.
| A．Live | B．To live | C．Living | D．Lived |
It’s reported that the fire that ______ at two o’clock last night caused a lot of damage.
| A．breaking out | B．breaks out | C．broke out | D．was broken out |
Bob’s salary is three times ______, so John admires Bob very much.
| A．as high as that of John | B．as bigger as that of John |
| C．as high as John | D．as much as John |
You can complain, but I doubt _____ it’ll make any difference.
| A．if | B．what | C．that | D．how |
This problem is far _____ me. I can’t work it out on my own.
| A．over | B．above | C．from | D．beyond |
You ______ worry about their safety. They are old enough to take care of themselves.
| A．mustn’t | B．needn’t | C．can’t | D．wouldn’t |