—Let’s watch TV.—________.
—What do you think of the lecture of Li Yang s Crazy English? —I think it's_________,but someone thinks it's much too _______.
---What’s your favorite subject?---________, because I am interested in numbers.
--Is your hat on the sofa?
I’m _______ thirsty, can you give me _____ water?
Which sign(标志) means “turn left”?