The drilling in Antarctica dragged on slowly because of lack of money, equipment breakdowns, environmental ______ and severe cold.
Both Class 3 and our class won't be able to finish the work unless they ___ each other.
Why ____ to go abroad to study when there are so many good universities at home?
Advertising can influence consumers' moods, ______, in turn, can influence consumers' reactions to products.
—I'm trying to find yesterday's newspaper. Have you seen it? —I'm afraid that I ______ it away. I thought you had finished reading it.
____ good service, the restaurant offers different kinds of traditional Shandong Cuisine.