Câu hỏi:

Susan _______ her family after she had taken the university entrance examination

Find the one mistake (A, B, C or D) in these sentences and then correct them

The waiters asked (A) if we were all (B) one another (C) so we explained (D) that we were two separate parties.

Is the competition (A) open to children (B) among ten (C) and fifteen (D) years of age?

The director already _______ for the meeting by the time I got to his office

Miss Jane _______ typing the report when her boss came in.

When we went back to the bookstore, the bookseller _______ the book we wanted.

As a brilliant and mature student with a rare gift of concentration, Marie harbored the dream of a scientific career which was impossible for a woman at that time.