---- I drove to Zhuhai for the air show last week. ---- Is that ______ you had a few days off ?
—Can I carry that heavy box for you? —No, but thanks for to do so.
The boys usually play football on Friday afternoon,____ it rains.
The flowers sweet in the botanic garden attract the visitors to the beauty of nature.
It was a pity that the great writer diedhis works unfinished.
The man used what he had _____ his wife a diamond ring.