You can’t imagine the difficulty he ________onto the cliff and saving the boy in trouble.[ ]

According to Professor Smith, the best approach ________ a foreign language is to study the spoken language.

1—I’m going to take partin the piano competition next week.— _____

Do you know where David is? I couldn’t find him anywhere.—Well. He _____have gone far—his coat’s still here.

There are 158 footsteps between the bus stop and home, but it can ____________ to 180 if you aren’t in a hurry, like maybe if you’re wearing platform shoes.