We may find that learning a foreign language does not have to be________learning our mother tongue,but can in fact be twice ________.
Tom has been preparing carefully for the English examination, so that he can be sure of passing it at his first ___ .
—Did you ask your pen pal ___?—Yes, he’ll come here after the exam.
I found lots of people were visiting the beautiful mountains when I ___ the car.
I’d like to have a picnic with you in the park. ___ , I’m too busy today.
The doctor ___ the crying boy, but he couldn’t find what was wrong with him.