` - ` Cấu trúc: S be adj to V / It is adj that S should V.

` - ` Nếu chủ ngữ của mệnh đè chính là mệnh đề phụ giống nhau thì có thể lược bỏ chủ ngữ và thay should/could/can sang to V

` 1, ` It is important that you finish your homework on time.

` \rightarrow ` It is important to finish your homework on time.

` 2, ` The teacher explained so clearly that anyone can understand them.

` \rightarrow ` The teacher explained so clearly for anyone to understand.

` 3, ` He decided that he should apply for this job.

` \rightarrow ` He decided to apply for this job.

` 4, ` They don't know how they can handle this task.

` \rightarrow ` They don't know how to handle this task.

` 5, ` She don't know what she can do to make him happy.

` \rightarrow ` She don't know what to do to make him happy.