高中英语现在完成时时态考点专题训练
单选题(经典例题高频考点-名师出品必属精品)
1、Ia report about the air pollution in my hometown all the morning and ha
ven’t finished it yet.
A．wrote
B．have been writing
C．was writing
D．have written
答案：B解析：试题分析：考查时态。由句中的
all the morning
和finished it yet.
可知我一直在忙于这个报告，
have been doing
表示从过去一直持续到现在的动作。句意：我整个早上都在写关于我家乡空气污染的报告，至今还未完成。故选
B考点：考查时态
2、In addition to filling stomachs of his family, he _________himself to improving the quality of the homeless people’s life for years,
A．has been devoting
B．wou ...