---These Maths problems are too hard to ______. Can you help me?
---There are many ways, but the most important is to try your best.
— Look, that is ____ elephant.
—Yes, it’s very strong.
--May I drink water?
--Sorry, I don’t have__________.
---What do you think Sam ________ in 10 years?
---A doctor.
---How about going to the Disneyland together?
---________
--- I hear the famous singer Xu Song may come to Ningbo next month.
--- Really? _______ he comes, my younger sister will be very excited.
--- Amy, I called you yesterday evening, but nobody answered the phone.
--- Oh, I _________ a walk with my mother at that time.
---Vegetables are good _______our health.
---Yes. I agree _______ you.
—How ________ your trip to Australia?
—Great. I’ll go there next year again.
—Do you plan to take a vacation this month?
—Yes, we ________ to Hainan and _______ there for five days.