队员静立接球,脚分前后时,只匀许以后脚做中枢脚进行旋转()
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跳球时,不论球拍向哪个方向,执行裁判都要成为追踪裁判()
He fell asleep immediately last night; he must ________ (be) very tired.
A great number of small power stations ________ (set up) in their countysince liberation.
队员a5掷界外球时,球触及篮圈后弹回,被站在场内的a6接住并投中篮,裁判员判2分或3分有效()