We (walk) ten kilometres.
 We (walk) for three hours.
 You (walk) too fast. That’s why you are tired.    
I (make) sausage rolls for the party all the morning.
How many you (make)? ~ I (make) 200.
That boy (eat) seven ice-creams
He (not stop) eating since he arrived.    
The driver (drink). I think someone else ought to drive.
I (pull) up 100 dandelions.
 I (pull) up dandelions all day.