下列词语中加点字的读音完全正确的一项是( ）

Sgot injured orkilled while in school.

We shall not lose heart in the face of difficulties. Which of the following is correct for the underlined word in the sentence

下列各句中,加点的成语使用恰当的一项是(   ）

Was it Bill , _____ played basketball well, _____ helped the blind man cross the road? [ ]