People believe that the China Dream is not very difficult ________ so long as the whole nation works hard for it.
| A．realizing | B．to be realizing |
| C．realized | D．to realize |
We entered the café and sat down by the window, waiting ________.
| A．to serve | B．to be served |
| C．serving | D．served |
With so many exercises ________， the students are having a hard time.
| A．finished | B．finishing |
| C．to finish | D．being finishing |
Whom do you expect to have ________ the baggage to the airport?
| A．deliver | B．to deliver |
| C．delivered | D．delivering |
The old couple walked rather slowly, and could be seen, from time to time, to stop and rest, ________ out to sea.
| A．to be staring | B．stared |
| C．having stared | D．staring |
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 |
All reference books ________， he didn't find the key to the question.
| A．being searched | B．searched |
| C．to be searched | D．were searched |