—When can we read in the library?   —It ______ every day except Sunday.

—What do you think of the lecture of Li Yang s Crazy English? —I think it's_________，but someone thinks it's much too _______.

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

The population of China is much ______ than that of ________ country in Africa.

  I’d love to go to the English evening. But I’m a little ________, because I will be asked to sing an English song in front of the whole school.