1.In recent years, the number of the smokers appear ____ among the teenagers in China.
A. to increase B. increasing C. to have increased D. having increased
2. Every possible way ______ been tried to prevent the desert _____ nearer.
A. have, coming B. has, coming C. have , from came D. has ,being come
3. I ______ to see the movie when I was offered a free ticket.
A. couldn’t but want B. couldn’t help but to want
C. couldn’t but wanting D. couldn’t help but wanting
4. The lion is considered the king of the forest, for it is a(n)______ of power and courage.
A.example B.sign C.mark D.symbol