According to a new survey carried out by an American university, learning______ second language can result in_______ increase in the power to learn your native tongue.
A.a; the | B.不填; the | C.a; an | D.the; an |
One reason why_____plane is such a popular means of_____transport is that it is very fast and safe.
A.the; / | B.a; the | C.a;/ | D.the; the |
Toddy couldn’t clearly remember the exact date of the bus accident, but he knew it was______ Sunday because everybody was at _______church.
A.不填;the | B.the;不填 | C.不填;a | D.a;不填 |
More and more people prefer to travel on ______ plane, because you can have a comfortable and quick journey, but make sure you get ______ safe one.
A.the; the | B.a; the | C.the; a | D./; a |
University is ______ most worthwhile time of discovery and learning, and it is also ______very enjoyable and valuable experience for every one of us.
A.a;a | B.a;/ | C./;a | D.a;he |
It’s not _________ good idea to drive for four hours without _________ break.
A.a; a | B.the; a | C.the; the | D.a; the |