根据汉语意思，完成下列句子。
1. 我和玛利亚是好朋友，我们经常互相帮助。
Maria And I are good friends. We often .
2．你明天有空吗？ you tomorrow?
3．请叫他给我回电话。Please ask him to .
4．你想和我一起去购物吗？Would you like to with me?