Ex_04_01_ Fill in the blanks with "must", "should" or "ought (to)". Use the correct form of the infinitive

I______(know) that it might come to that.

I should have known that it might come to that.

If they had been warned in time, they_____(be) there by now.

If they had been warned in time, they should have been there by now.

He gave you just the feeling of assurance, of confidence that a doctor_____(to give).

He gave you just the feeling of assurance, of confidence that a doctor ought to (should) give.

Let's tell him all as it is. He_____(understand).

Let's tell him all as it is. He must (ought to) understand.

She is a very experienced doctor. You___________(to consult) her.

She is a very experienced doctor. You ought to (should) consult her.

She______(not to say) such things in the child's presence. Now you see the results.

She shouldn't have said such things in the child's presence. Now you see the results.

Though it is a very unpleasant mission, I feel I_____(tell) you the truth.

Though it is a very unpleasant mission, I feel I must tell you the truth.

We had a wonderful time at that party. You_____(to be) there.

We had a wonderful time at that party. You should have been there.

You_____(to be) absent for such a long time. Everyone forgot you.

You must have been absent for such a long time. Everyone forgot you.

You_____(apologize) when you saw that his feelings were hurt.

You should have apologized when you saw that his feelings were hurt.

Your questions surprise me, you_____(know) this.

Your questions surprise me, you should know this.