One of the biggest problems in food production has always been that people have no reliable access to exact information, ____________ is often the case in China.
Does this meal cost $50? I __________ something far better than this!
I smell something __________ in the kitchen. Can I call you back in a minute?
We all know that, __________, the situation will get worse.
---How’s your tour around the North Lake? Is it beautiful? ---It ________ be, but it is now heavily polluted.
I won’t call you, ________ something unexpected happens.