【题目】His dream has at last _____.

【题目】 —Professor Smith, I’d like to take a gap year to Africa to serve in a global anti-Aids campaign.

【题目】—He tried to explain it to me but I just couldn't understand.Do you?

【题目】As I held my father’s hands one night, I couldn’t help but ______ their roughness.

【题目】People are always coming in here borrowing my hammer, you know, to fix a cart wheel or ______.

【题目】After the clock _____ twelve, the students walked out of the lecture room.

【题目】What on earth did you tell her? The __________ on her face suggested that she was more than angry．

【题目】Being injured in the leg made _______ impossible for him to walk his way home．

【题目】 David will succeed along the career ladder one day, I firmly believe, _______ he devote more energy to it.

【题目】Emergency line operators must always ________ calm and make sure that they get all the information they need to send help.