form questions to the underlined words:
11. he can speak french very well.
12. frank can help me with my exercises.
13. the students must go to the laboratory several times a week.
14. i cannot see her today because she is in moscow.
15. berry's elder sister is married to dr sandford,
36. the weather is nice.
11.can he speak french very well
12.can frank help me with my exercises
13.must the students go to the lobarotory several times a week
14cannot i see her today because she is in Moscow
15did berrys elder sister is marry to dr sandford
36is the weather nice