It is hoped that these new discoveries will throw ____ light upon such ____ mysterious natural phenomena.
| A．a; a | B．a; / | C．/; a | D．/; / |
Below the topsoil of the earth is the subsoil, _____ layer that contains stones mixed with a small amount of _____ organic matter.
| A．a; the | B．the; the | C．不填; 不填 | D．a; 不填 |
I would appreciate _____if you could help me get a ticket in the Peak Transport in the Spring Festival Season.
| A．you | B．that | C．this | D．it |
Julia _____ with a stranger when Jim went in for the jacket he _____ in the restaurant．
| A．had quarreled; left | B．had quarreled; had left |
| C．was quarreling; has left | D．was quarreling; had left |
Success______ hard work while laziness ______ failure, as everyone knows.
| A．results in; results from | B．results from; results in |
C．leads to; lies in | D．results in; leads to |
But for the fact that China ______ also affected by the global economic crisis, we ______ fewer unemployed workers now.
| A．is; would have | B．were; would have |
| C．was; would have had | D．were; would have had |