We all know that learning a foreign language _______ time and effort.

Hi, guys. How was your party yesterday?-Wonderful! We had a big meal and enjoyed __________.

I’m sorry I can’t play basketball with you this afternoon．I have _____ homework to do．

Can you tell the differences between these two pictures?—Differences? Oh, no. They look quite ______.

Where are the police station?—Go_____ the quiet park on Center Avenue.[ ]