Senior 3 high school students should be given enough sleeping time, ____________ they are busy preparing for exams to enter college.
| A．even so | B．as though | C．as if | D．even if |
英语试卷）
Corruption is _______ problem in countries across the world, with developing countries often believed to be more serious, although there is no evidence to suggest this is _______case.
| A．a; the | B．the; a | C．不填; the | D．a; a |
We can never expect _______bluer sky unless we create ______ less polluted world.
| A．a；a | B．a；the | C．the；a | D．the；the |
Eat-up Campaign has become＿＿＿ hot topic, calling for people to take＿action against waste
| A．a;／ | B．a; an | C．the;／ | D．the; an |
(2014届天津市蓟县第二中学高三第一次模拟考试英语试卷）
In face of failure, it is the most important to keep up good state of mind.
| A．a; 不填 | B．不填; a | C．the; 不填 | D．不填; the |
Did you watch _______ 7 o’clock news this evening? _______ plane with 227 passengers had gone missing.
| A．/; The | B．the; A | C．the; / | D．/; A |