1. We should take some effective measures. 我们应该采取有效措施。
2. We should try our best to overcome/conquer the difficulties. 我们应该尽最大努力去克服困难。
3. We should do our utmost in doing sth. 我们应该尽力去做……
4. We should solve the problems that we are confronted/faced with. 我们应该解决我们面临的困难。