Yuan Longping has devoted all his life _______ the research and the _______ of the rice plants.
A.on, development | B.to, development |
C.to, developing | D.on, developing |
更新时间:2016-04-06 11:05:21
|
相似题推荐
单项选择
|
适中
(0.65)
【推荐1】Julia is preparing for the coming exam, so she has to the invitation to the party.
A.turn down | B.turn on | C.turn off | D.turn up |
您最近一年使用:0次
单项选择
|
适中
(0.65)
【推荐2】The boy refused the invitation. The underlined word in the sentence means ________.
A.fallen down | B.put down | C.turned down |
您最近一年使用:0次
单项选择
|
适中
(0.65)
【推荐1】Fruit and vegetables are good for the healthy ________ of children.
A.develop | B.development | C.developing |
您最近一年使用:0次
单项选择
|
适中
(0.65)
【推荐2】They have even asked the government ______ laws to stop the ______ of shark fins.
A.develop; sale | B.develop; selling | C.develop; to sale | D.to develop: sale |
您最近一年使用:0次