M7.2 Grammar: Infinitive

I'm sure they sent the parcel.

• They must have sent the parcel.

• They must send the parcel.

It is impossible that she was having a bath.

• She couldn't have been having a bath.

• She couldn't is having a bath.

He seems to have been ill.

• It seems that he is ill.

• It seems that he was ill.

It is possible that he left.

• He might left.

• He might have left.

I was listening to Sue and Jill.

• You shouldn't be listening to them.

• You shouldn't have been listening to them.

I'm sure that he is coming tomorrow.

• He must be coming tomorrow.

• He must come tomorrow.

She promised she would be waiting at the arrivals hall.

• She promised to be waiting at the arrivals hall.

• She promised to have been waiting at the arrivals hall.

I want ____________________.

• to be chosen

• to have being chosen

He's proud ____________________.

• to have been awarded the top prize

• to have being awarded the top prize

We needed ____________________ about that sooner!

• to have been told

• to tell