Are these sentences correct?

我是 Jeanine。 我的家有五个人。 我妈妈， 爸爸，两个姐姐和我。我姐姐有一个孩子。他很可爱。我喜欢听音乐，看点电影 和游泳。我也喜欢看中国点电影。我是老师。我学习汉语四个月了。我想认为学习汉语很有意思。今天我不忙。所以今天我和我的朋友去饭店吃饭。我门们喜欢去中国饭馆。他的吃反饭很好吃。

My name is Jeanine. (I'm Jeanine). I have five family members. Mother, father, two sisters and me.
My sister has one child. She is very cute. I like to listen to music, watch movies and swim.
I also like to watch Chinese movies. I'm a teacher. I've been studying Chinese/ Mandarin for four months. I think studying Mandarin is very interesting. I'm not busy today, so I went with my friends to the restaurant. We like to go to a Chinese restaurant. Their food is very delicious.