He sings his ______ song at his first audition in front of judges.A．freshB．novelC．original

He looked quite healthy though he was ______.A．in seventyB．in his seventyC．at seventiesD．a

Henry doesnt know what to ______ at the university; he cant make up his mind about his fut

He certainly tried to explain his ideas but I am still at a loss ________ his points.

He studied hard at school when he was young, __________ contributed a lot to his success.A

The real poet is a master of words. He can______his meaning in words which sing like music

When he first started in university he really felt at ______ with his major--economics.A.