I . Read and choose 读一读,选出划线部分发音不同的单词 （ ) 1. A. that B. this C. thick d. smooth (
I . Read and choose 读一读,选出划线部分发音不同的单词
() 1. A. that, B. thisC. thick ,D. smooth .
() 2. A. think,B,theatre,C. clothes,D. fifth.
() 3. A. mouth,B. month,C. their,D. thin.
() 4. A. third,B. earth,C.thick,D. these.