【单选题】 在完全竞争条件下,企业只能按( )出售其产品。
【多选题】下面()情况可能造成电动机输出功率不足。
【单选题】— Mum, our team won the match by two to one. — _________, dear. It’s because of your hard practising.
【单选题】Your basketball team ________ our team yesterday, but we ________ the game this afternoon.