题目内容：

按所给的汉语，用英语完成下列句子。

1.虽然他尽了最大的努力学习画画，但是进步却很少。

Though he tried his best to learn painting,__________________________it.

2.因为记性差，这个老太太都不确定和丈夫结婚多久了。

The old woman is not sure how long_____________________her husband because of her poor memory.

3.上周他被选中在那部电影中主演一名警察。

He was chosen__________________________in that movie last week.

4.中国梦是把人民聚集在一起和推动我们祖国快速发展的好办法。

Chinese Dream is a great way to bring people together and___________________our own country.

5.我想知道这些疾病是否与空气污染有关。

I wonder if these diseases________________air pollution.

6.女孩很想念家人，她每天通过微信和他们保持联系。

The girl misses her family so much______________________on Wechat every day.