are some tall trees in our campus, some ________more than forty meters

I’m in Class 4. Are you in Class 4, ____—Yes, I am.

We believe scientists will ______ a way to solve the problem of air pollution.

Oh, my weight has gone up again.—I’m not ______ really. You eat too much.

What do you think of the movie we saw just now?— I________ it — it will give me terrible dreams.