Bob watches the news every night _________ he wonders what’s going on around the world.
although
because
unless
-- Hi,Mike! I haven’t seen you for a long time. ? --- Everything is OK. Thanks.
--Why do you like living here? -- Because it’s quite quiet. There are cars on the street.
--Jane, your music is too noisy. -- Oh, sorry. I’ll right now.
— What do you think of this math problem?—It’s too easy. _____ in our class can work it out.
---Mr. Wang, I have trouble the text. --- Remember it three times at least.