Many people have donated that type of blood; however, the blood bank needs _____.

－I didn’t watch the program “Where are we going, Dad” yesterday.－I _______, either, if my father hadn’t reminded me.

下列加点的成语使用正确的一项是（ ）

The hospital is ______ signs telling patients that it can offer only limited services.

Our class is________60 students while theirs________65 students. [ ]