题干
——Will they send their homework ______ the teacher ______ e-mail ?
——Yes , they will.
A：to , by.
B：at,with.
C：for ,by
D：by , to
答案(点此获取答案解析）
A
——Will they send their homework ______ the teacher ______ e-mail ?
——Yes , they will.
A：to , by.
B：at,with.
C：for ,by
D：by , to
、
的速度沿同一水平方向抛出，不计空气阻力，下列条件中有可能使乙球击中甲球的是（ ）
