recommend的用法和短语

1.What course of action would you recommend?你想推荐什么办法呢？

2.Can you recommend a good hotel?你能推荐一家好的饭店吗？

3.She recommended that I should take some time off.她建议我应该休息一段时间。

4.This system has much to recommend it.这套系统有很多可取之处。