汉译英：1无论你在哪儿,无论何时,你都可以用手机和家人联系.2在听老师讲课期间,他总是认真记笔记.3如果有的话,水壶里只有一点水.

wherever you are and whenever it is ,you can use cellphones to communicate with your family.
when (he is) listening to the teacher,healways takes notes carefully.
if any ,there is a little water in the kattle.