Все предложения должны быть в Second Conditional If we (to come ) in time, we (to manage) to do it.

If he ( to visit) them, they (to know) all about it.

The studets (to realize) their plans is they ( to read) the task.

The teacher (not/ give) good marks if we ( to learn) the new words.

He ( to receive) the parcel if the postman (to bring) it.

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