----How do you find the concert in the Beijing Grand Theatre last night? ----_______.But the conductor was perfect.
—Can you give me some advice on what I said just now?—Sorry, my mind _____.
I’d appreciate _____ if you would like to teach me how to use the computer.
The government has to close those small factories to prevent the water of the river ______.
There are _____ products to be sold in the factory store. Which of the following is not correct?
He did not regret saying what he did but felt that he _____ it differently.