摘要： ---That woman has been taking care of two white tigers for 8 years. ---Oh, dear! She a lot of difficulties! A. could go through B. might go through C. ought to have gone through D. must have gone through
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---That woman has been taking care of two white tigers for 8 years．
---Oh, dear! She________ a lot of difficulties!
A．could go through B．might go through
C．ought to have gone through D．must have gone through
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