1. 我强烈建议你去美国念书前应该先考托福。 I strongly recommend that you would better pass TOEFL before you go and study in American.
2. 我建议你去他公司前最好先打电话。 I strongly recommend that you would better call him before you go to his company.
3. 我大力推荐你也去看。I strongly recommend you to see it.