_____he is very tired , _____he still goes on working.A. Although, butB. But, althoughC. Although, /
--Is that your dog?---No.That is Peter’s dog. The brown one is________.
.Mr Wang has an idea about our school trip. It sounds_________. We want to try.
---Can you tell me __________________?---Sorry, I can hardly understand its meaning.
---Remember to lock(锁) the door when you leave.---_______________.
---How long have you _________China?---About two years.