Note that:• The auxiliary verb shou

Note that:
• The auxiliary verb should is invariable. There is only one form: should
• The main verb is usually in the base form (He should go).

Results (English) 3:

注意：在辅助动词中应保持不变。只有一种形式：“应该”的主要动词通常是在基本形式（他应该去）。