23. Failure as he has been in his previous attempts, he still sticks _________ the research aimed _______ increasing production.
| A．in; to | B．out; at | C．on; in | D．with; at |
–The Wall Street Journal is giving me a laptop with Windows XP, an operating system I found satisfying when it first came out eight years ago.
–Are you sure? You_____ be talking big.
| A．should | B．shall | C．can | D．must |
_____ with the salary, he took the job just to get some work experience.
| A．Unsatisfied although he was |
| B．Unsatisfied as he was |
| C．As he was unsatisfied |
| D．Though unsatisfied he was |
In class the teacher clarified the finance project in simple but vivid language to make _____ easier for us to understand.
| A．one | B．it | C．them | D．that |
Social practice is an opportunity for students to gain a better understanding of_____ society operates.
| A．when | B．what | C．how | D．whether |
I ______to meet you at the airport this morning but I was too busy for I was writing a report.
| A．meant | B．had meant |
| C．have meant | D．would mean |