In that school, German is compulsory for all students, but English and French are_______.
—What do you think of _____gifted chemist from London? — Well, sometimes his behavior is beyond ______comprehension.
— Did you remember to give Jack the book? —Yes, I gave it to him ______ I saw him.
— Lucy looks so upset. She ______ the driving test. — It is the second time that she has failed in the test.
She tried hard to keep calm in face of the students, but the sweat on her forehead ______her_______.
He managed to reach the summit of his career, but it was at the ______ of his health.