Low-carbon lifestyle is of great benefit to improve the world environment. ______ can be enjoyed from it until you have a deep understanding of it, however.
A. Something B. Nothing C, Few D. Much
29. Tired of work through the year, she desired to _____ and make an independent life for
herself.
| A．drop off | B．drop in | C．drop out | D．drop behind |
28. The book was written _____ careful observations and detailed studies.
| A．on the ground of | B．on behalf of | C．on average | D．on the basis of |
27. The development of science and technology must benefit people _____ harm them.
| A．more than | B．rather than | C．other than | D．better than |
26. — Ring me at six tomorrow morning, will you?
— Why that early?
| A．will be sleeping | B．have slept | C．have been sleeping | D．will sleep |
25. Mike _______ have known the solutions to this problem, or he would have told us.
| A．mustn’t | B．shouldn’t | C．can’t | D．needn’t |