试题题干
WORD FORMATION
Complete each of the following sentences with the proper form of the word in brackets.
(invest) They were discussing the plan of 
.
参考答案
试题解析
本题考查常见动词的名词形式。
由of可知，空缺处应填名词，invest的名词形式是investment意为“投资”，符合题意。
句意：他们在讨论投资的计划。
WORD FORMATION
Complete each of the following sentences with the proper form of the word in brackets.
(invest) They were discussing the plan of .
本题考查常见动词的名词形式。
由of可知，空缺处应填名词，invest的名词形式是investment意为“投资”，符合题意。
句意：他们在讨论投资的计划。