QUIZ YOURSELF ON AFFECT VS. EFFECT!
Example sentences from the Web for M4
He just stood up, looked over at the guy who was on the ground, pulled out his M4 and just pop pop.‘Kill Team’: The Documentary the Army Doesn’t Want You to See|Andrew Romano|July 26, 2014|DAILY BEAST
"I spent a career carrying typically either a M16, and later a M4 carbine," he said.
Brothern, "ye brothern" (M4,b), an old plural: cf. childern still in dialect use.
The said small cylinder m is connected by a pipe m4 with a valve chest, in which is arranged a slide valve m5.Torpedoes and Torpedo Warfare|C. W. Sleeman