Below the topsoil of the earth is the subsoil, _____ layer that contains stones
题型：不详难度：来源：
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 |
|
答案
| D |
解析
| 考查冠词。表示泛指用a/an；特指用the。句意“在表层土下面是下层土，下层土是一层含有一种带有少量有机物质的石头的土层。”这里泛指一个土层，用a；organic matter不可数，前不用冠词。故选D。 |
举一反三
President Obama has said that he had discussed his administration’s desire for _____ orderly change to _____ more open government in Egypt．| A．/; the | B．an; a | C．the ; / | D．the ;an |
|
．---It is reported that there is _____ big breakthrough in the cancer treatment．
---If only my son could be brought back to _____ life! | A．a; / | B．/; a | C．the; the | D．a; the |
|
.On Feb 27, Chinese Premier Wen Jiabao took part in _____ online chat with Chinese netizens, who expressed interests and concerns over property prices, inflation, ________ wealth gap and other social issues. | A．the ; a | B．an ; / | C．the; the | D．an ; the |
|
| We all made him ________ head of our class. |
| When I left the island last night，_______ word came that _______ strong wind would hit it soon. |
最新试题
热门考点