While he was investigating ways to improve the telescope, Newton made ________ discovery which completely changed ________ man’s understanding of color.
| A．a; 不填 | B．a; the | C．不填; the | D．the; a |
It’s desired especially this year that this rule _______be brought to the attention of all the teachers.
| A．should | B．would | C．might | D．could |
It has been evident that too many children in the city are left ________ when their development requires parents’ close attention.
| A．alone | B．off | C．out | D．behind |
The pavements are designed to provide easy access for the blind to _______conveniently, which is bound to_______ active effects on people’s opinion on the government’s performance.
| A．walk ; produce | B．walking ; producing | C．walk ; producing | D．walking ; produce |
---- You’ve done very well. It’s a pity you missed the sports meeting last week.
---- Yes, it was a real pity! _______, I’m feeling better now.
| A．Never mind | B．You’re so kind | C．Take it easy | D．That’s life |
I feel it is your husband who _______ for the spoiled child.
| A．is to blame | B．is going to be blamed | C．is to be blamed | D．should blame |