We should have a dream _____ then try our best to achieve it.A. or B. but C. and
_______ beef do we need to buy?
-- Are the books ________? -- No, they belong to ________.
How do you read 15,847?
There is a wooden bridge ______the river _______ my house.
-- _____ I ask you a question, Mr. Wang?-- Yes, you _______.