be surprised if you can get Calvin, who is verybusy, ______these tickets for you

How did your mathematicsexam go—I thought I ，but in fact I fell behind in the class

(2013·河北衡水一中六模)Some young people these days just ________ go out of their homes to contact the real world.

ld take 4-6 months before thefirst batchofvaccines areavailable to fight A/H1N1 flu ________ as swine flu, WHO officials said.

The dog took a piece of meat and .