请问let him in和let him come in一样吗?

请问let him in和let him come in一样吗? 让他进来,是let him in 还是let him come in 或是 let him be in我觉得let him in 和let him come in 都行! let him let [we] call him in the evening let him come in.变否定句 Let him v___some place in our city. let him do the let him stay us If you love him,let him go. Let's ____(help) him. Let's( )hello to him let him think还是thinks? Let her _____ (help) him. not let him talk in class.哪里有错 let's help him.he si in t____ Why not let him go home?把 let him go home 换成let him to go home行吗? 是Let him know 还是Let he know? let him look after this cat.为什么用him?