--My computer ____start, no matter how hard I try.
--It might have crashed.
| A．won't | B．shouldn't | C．mustn't | D．wouldn't |
In our school, the students have three_____ courses, and seven______ entrepreneurial education courses .
| A．required; alternative | B．requiring; alternative |
| C．required; alternate | D．requiring; alternate |
I should consider how to____ the news about the Navy celebration in Qingdao in my computer so that I can finfd it fast.
| A．classify | B．recognize | C．store | D．accumulate |
Yao Ming is my favourite basketball player. I regard him____ other players.
| A．more superior | B．more superior than | C．superior to | D．superior than |
His factory broke down because of the financial crisis, but it was different_____ of me, I owed the copyright of products.
A in case B. in the event C. in the caseD. in no case
It’s not easy for the expert to ______ pig flu.in humans from regular human seasonal influenza.
| A．distinguish | B．separate | C．identify | D．recognize |