We like to play football _____ Saturday afternoon.
in
at
on
to
介词。
本题考查 in、at、on 的区别。根据空后的“周六下午”可知，所缺的介词是 on。
Many parents have to _____ early to make breakfast for their kids.
get up
stay up
give up
句意：许多父母不得不早起给他们的孩子们做早饭。get up意为“起床”；stay up意为“熬夜”；give up意为“放弃”。由句意可知本题选选项A。