The teacher told us that light ______ faster than sound

Why don’t you buy the bike, Mary — It’s too expensive. I can’t it.

Where is Jack?— He _________ football on the playground with those AFS students, but I am not sure.

Tom has a lot of parties recently.- Yes, that may ________ why he didn’t do well in the test.

y, the young explorer, through a series of lucky accidents, arrived ______ was so-called the valley of death by the locals.