You can’t imagine what great trouble I had ____ his address.
Mr. Zhang, our math teacher, is strict with students and serious in teaching work, so he ____.
—Ron, I congratulate you on your success. —Thanks, but the honor _____ to all the people here.
—What do you think of the play? —_______. There are many interesting characters in it.
How can you expect me to make friends ____ you if you always play jokes ____ me?
―____ go out for a picnic with us this afternoon? ―I’d like to, but I’ll be busy preparing for the test.