( ) 1. Help others whenever you can _____ you’ll make the world a nicer place to live in. A. or B. and C. but D. while ( )2. Cross the road carefully, ________ you’ll keep yourself safe . A. so B. or C. but D. and ( ) 3. Hurry up, ________ you’ll be late for the concert . A. or B. so C. but D. and ( ) 4. ---Tell us something about Canada, OK? --- I’m sorry. ________ Jack _______ I have ever been there. A. Either, or B. Not only, but also C. Both, and D. Neither, nor ( ) 5. I always enjoy visiting London, ______ I wouldn’t like to live there. A. because B. so C. but D. and

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