After reading a joke, Tom ______ laughter.
He is a member of our .
----Sorry, Michelle is a little shy. ----Never mind, I be that way when I was her age.
----How do you deal with disagreements between the company and the customers? ----They key the problem is to meet the demand by the customers.
a fire, hotel guests are asked to remain calm.
As is known to us, theory is based on practice and servers practice. A. by chance B. in turn C. in return C. by turn