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cut unexpectedly. A. Cleaning B. To clean C. While cleaning D. While I was cleaning 4. ____, one bees more experienced. A. When one grows older B. As one grows older C. The older one grows D. While one will be older 5. I shall ring you up ____ you should forget to e. A. because B. for C. in case D. in order that you mind ____ how you succeed? A. if I go and see B. if I go seeing C. my going and see D. my go to see 7. — Are you sure that you’ve met him before? — ____ I’m mistaken. A. Unless B. If C. When D. Though 8. The students will go on playing football ____ or not. A. whether it rains B. if it rains C. whether it will rain D. no matter it rains 9. Francis Preston Blair, ____ born in Kentucky, lived and practiced law in Missouri. A. was B. he was C. although D. as 10. The wounded soldier died though the hospital ____. A. tried to pull him through B. managed to pull him through C. went all out to pull through him D. managed to pull through him 11. ____, he is healthy, however. A. Though older as he B. Though he is as old C. Old as he is D. Old as he will be 12. No matter ____ hard it may be, I’ll carry it out. A. what B. whatever C. how D. however 13. — Have you found your key? — Yes, it was lying ____ I