Lana _____Tony because he kept her waiting so long.

How do you like your English teacher—He is great. He _____ us for a long time.

My son is only 12 years old, but he is ________ in our family. He grows so fast.

With the aid of the scientists, more new facts about the sea will _______ gradually.

How many students are there in the classroom—__________. They are all in the lab.