22．________he is, he seldom shows his inventions to others.

Which of the following underlined word is prounounced different from the others.

I’m tired out these days.–Well, you’d better keep a _____ between work and play.

Professor Fish made the remark __________ it doesn’t make much of a difference to one’spersonality __________ he studies arts or sciences at college. [ ]

_______ in doing his homework , he didn’t know I had walked in.