______ we deal with our problems, we can easily become unhappy.
Wait _______ minute! Would you like to play ______ football with us?
---I feel tired and sleepy. ---Why not stop______?
When Mary stood up to answer the question , she was _____at first but soon relaxed.
Can you imagine ___________?
--- What did your brother say in the letter?--- He told me he_____to Shaoxing next week.