It was unbelievable that the fans waited outside the gym for three hours just ________ a look at the sports stars.
A.hadB．having
C．to haveD．have
The boy, ________ with his school work every day, felt rather tired and wanted to have a whole day to relax.
A．occupying B．having occupied
C．occupied D．being occupied
We've had a good start, but next, more work needs ________ to achieve the final success in English study.
A.being done B．do
C．to be done D．to do
You can spend your free time in our library.There is a reading room ________ more than 600 students.
A.seats B．to be seated
C.seated D．seating
The students in our school expected ________ more time for reviews and exercises before the College Entrance Examination next year.
A．there being B．there has
C．there had D．there to be
After walking on the zigzag path to the mountain top for a few hours, the tourists gathered under trees ________ shade and ________ down to have a rest.
A.provided; sitB．providing; sitting
C．providing; sat D．provided; sat
