为应对棉花价格上涨,不少纺织企业在生产过程中,在主动减少棉纺织品的使用量的同时,增加了粘胶纤维、涤纶纤维的使用量。这主要说明价格的变动会促使企业( )
—Can you play ping-pong _____ basketball? —I can play ping-pong.
—Lucy, tomorrow is October 1st. I’m going to Kunming for the holidays(假日). —_____
—Could you ride a bike when you were 5 years old? —_____
What present did you give Carl _____ his birthday?
— _____ is your teacher’s desk? —It’s about 140 centimeters long.