The time Dr. Wang has devoted _____ the disabled in the past five years is now considered_____of great value.

─ There_____ two football matches in the sports centre next week. —Great!

Let’s go for a walk，shall we? — It’s too late now; _____，it’s beginning to rain[ ]

I know Maths is not _______ Chinese.

I’d like youto tell me something about Shen Nongjia.—I’m sorry,but neither Jack nor I there.