1.Find the word which has a different sound in the underlined part

1,A.silence         B.absent      C.conten   D.legend

2,A.further          B.answer     C.future      D.teacher

3,A.learner          B.prefer        C.sister       D.return

4,A.concern        B.control        C.correct     D.hot

1.Find the word which has a different sound in the underlined part

1.A.tarn      B.put     C.burn     D.fuc

a, 7/3 + 1/2 - -3/70

b. 5/12 - 3/-16 + 3/ 4