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 Swimming in hot weather sounds pretty __________.

A．cool             B．cold              C．funny            D．old

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(　　)1. My hat is lost（丢失）, I feel ________.

(　　)2. It's cold outside（外面）. You should wear（应该穿）________ clothes.

(　　)3. The weather（天气）in summer（夏天）is very ________.

(　　)4. When it's hot, you should wear ________ clothes.

(　　)5. When I reach（到达）the top of the hill（山顶）, I feel ________.

It always rains in summer. It is hot and ________.