We work together to achieve our common purpose: __________ world that is safer, cleaner and healthier than __________ one we are living in.
I never doubt ______________.
---Your cousin often disagrees with you, ________ he? ---____________. We often have different opinions.
____________his poor English, I’m afraid he can’t make himself ________ if he goes to America alone.
---Do you have any trouble if you ___________ this job? ---Well, I’m worrying about the working hours.
【原创】We prefer to football rather than TV.