Cloning the sheep ----Dolly is a big ____ in science.
| A．progress | B．run | C．jump | D．rush |
________ the numbers in employment，the hotel industry was the second largest industry in this country last year.
| A．In spite of | B．In case of | C．In terms of | D．In praise of |
It’s quiteme why such things have been allowed to happen.
| A．for | B．behind | C．against | D．beyond |
—The authors of computer viruses are geniuses.
—I agree. If they applied their wisdom to other net technologyhuman beings can benefit, it would be better.
| A．in which | B．through which | C．from which | D．during which |
The winter of 2008 was extremely bad.most of people say it was the worst winter of their lives.
| A．In general | B．In a word | C．In all | D．In fact |
No one helped me . I did it all myself .
| A．for | B．by | C．from | D．to |