“Time is running out,______?” a. hadn’t we better got start b. hadn’t we better get start c.hadn’t we better get started d. hadn’t we better not started
“You realize that you were driving at 100 mph, don’t you?” “No, officer. I ______. This car can’t do more than 80.” a. didn’t need to be b. may not have been c. couldn’t have been d. needn’t have been