ought to
你应该去看医生。
You ___ought ___to see a doctor.
我们走之前应该收拾一下。
We ___ought ___to tidy up before we go.
我应该给她打电话吗?
___Ought ___to I phone her?
她现在应该到家了。
She ___ought ___to be home by now.
他这次应该能通过考试。
He ___ought ___to pass the exam this time.
所有学生都应该知道你有多出名。
All the students ___ought ___to know how famous you are.