Many people agree that knowledge of English is a must in international trade today.
| A．a；／ | B．the；an |
| C．the；the | D．／；the |
The great hall was crowded with many people ,_______many children ________on their parents’ laps.
A including ,seated B including , seating C included , sat D included , sitting
The reason _____ which he wants to reason _____ then is still unknown
A With ,in B in ,with C for , with D with ,for
It was in the school _____ he had studied ______he began the important experiment.
A that ,where B in which, which C where, that D where , in which
At that time, he used to tell me _____news he got .
A what B whatever C which D whichever
Yesterday I was walking downstairs when I missed my foot and had a bad fall, nothing serious _______.
A even B either C then D though