1. We each ____ strong points, but on the other hand, each of us ____ weak points.
A. have; has B. have; have C. has; has D. has; have
2. In China’s traditional culture and art, the fish and water designs are ____ of prosperity （繁荣）and harvest.
A. examples B. signs C. marks D. symbols
3. All flights had been called off ____ the terrible weather, so they had to go there by train.
A. in case of B. in spite of C. instead of D. because of
