28.Liu Changchun was the first Chinese to the Olympics at the 1932 Los Angeles Summer Games.Which is WRONG?
A.participate in B.take part in
C.Join in D.join
29.一How did you find your visit to Qingdao,Joanna?.
— .
A.Oh.wonderful indeed B.I went there alone
C.First by train and then by ship D.A guide showed me the way