It is in the year of 2010__________ a severe drought hit Yunnan province.
A. until B. that C. before D. when
Mr. Li arrived at the Wuguang train station twenty minutes ago, but the train to Guangzhou ____________ yet.
A. hadn’t come B. won’t come C. hasn’t come D. didn’t come
To pass the driving test, Alice had a busy month __________ driving the car.
A. to practise B. practising C. practised D. practice
We do have the most supportive parents and teachers, ________will make a difference to our study, unless all of us make every effort .
A. none of them B. all of them
C. none of whom D. all of whom
Only when __________ senior high school __________ to show a great interest in poems.
A. did I enter; did I begin B. did I enter; I began
C. I entered; I began D. I entered; did I begin
---Why are you still here? Everybody has gone to attend the lecture by the president.
--Oh, I ___________ about it!
A. wasn’t informed B. hadn’t been informed
C. haven’t informed D. didn’t inform
