. Great ____have been made in the field of computer science in the past decades.
| A．progress | B．breakthroughs |
| C．mistakes | D．assessments |
The customers objected _____unfairly in the course of shopping.
| A．to be treated | B．their being treated |
| C．to being treated | D．having been treated |
I couldn’t resist ______her the news ______she failed the exam.
| A．to tell, that | B．telling, what |
| C．to tell, what | D．telling, that |
I support your decision, but I should make it clear that I am not going to be _____ to carry it out.
| A．connected | B．fastened | C．bound | D．stuck |
The agreement indicates that the two companies will _____ with each other again.
| A．team up | B．keep up | C．look up | D．pick up |
Hurry up! The black clouds ______that it is going to rain soon.
| A．trouble | B．advise | C．indicate | D．appear |