She remembered several occasions in the past ______ she had experienced a similar feeling.

When one has good health, ______ should feel fortunate.

Dr Johnson is head of the department, ______ an expert in translation.

She seldom goes to the theatre, ______?

Which of the following sentences is INCORRECT?

Fool ______ Jerry is, he could not have done such a thing.

After ______ seemed an endless wait, it was his turn to enter the personnel manager＇s office.

He feels that he is not yet ______ to travel abroad.

Nancy＇s gone to work but her car＇s still there. She ______ by bus.

Which of the following italicized phrases indicates CAUSE?

Which of the following italicized phrases indicates a subject-predicate relation (主谓关系)?