—Why．Jack, you look so tired!
—Well．Ithe house and I must finish the work tomorrow．

To learn English well, we should find opportunities to hear Englishas much as we can．

After the fierce competition, the students were taken to their camp, _____ they would rest for next round．

It was never clear _____ the man hadn't reported the accident sooner．

—How do you find your new pen?
—Wow, ______, so it’s really worth the money I paid.