Open brackets using Past Simple or Past Perfect.
1.Nick (to show) the teacher the picture which he (to draw).
2.The boy (to give) the goats the grass which he (to bring) from the field.
3.Mother (to see) that Nick (not to wash) his hands.
4.The teacher (not to understand) that Lena (not to do) her homework.
5.I (to know) that my friend (not yet to come).