.Either Joe or Rose was the last to leave the lab yesterday.But I’m not sure_________.
--- Why do you think David is the suitable person for the job? --- Because he has higher ambitions _________ others have already been satisfied.
When people talk about the most popular new Chinese Internet words, the first _________ comes into their mind is “hold up”.
The business success has made the Apple the focus of world attention. ________, the effort made by Jobs, its founder, has paid off.
The report shows that we are making progress ________ we need to make greater efforts.
The instant coffee is really tasty, and I’m going to have ________ cup later.