swimming in the sea is very dangerous.There are some sharks

swimming in the sea is very dangerous.There are some sharks 同义句转换swimming in the sea is very dangerous= （） is very dange There were some sharks in the sea 变成否定句 连词成句1.one of fishes sharks most the sea in the are dangerous swimming in the sea is dangerous.同一句是什么啊 The sea is also very dangerous in some place.The high mounta Swimming in the river is very _.there are some whales which It is dangerous swimming in the sea in stormy weather.be dan sharks are very dangerous.(改为感叹句) 求It is very dangerous swimming in the lake和It is very danger the sea is very deep in some places.some parts of the sea is there are some boys swimming in the pool