According to media reports, the London stadium is other Olympic stadiums in terms of steel used.
| A．as 75% light as | B．75% lighter as |
| C．75% lighter than | D．as light as 75% |
This new-type machine____________ little room.
| A．takes up | B．is taken up | C．has been taken up | D．is taking up |
The cattle _______ grazing on the grass.
| A．were | B．was | C．be | D．is |
Such a problem is＿＿＿＿difficult for a primary school student ＿＿＿.
| A．so； to work | B．very too； to work out |
| C．rather too； to work out | D．quite too； to answer |
— What does the sign over there read?
—“No person __________ smoke or carry a lighted cigarette，cigar or pipe in this area.”
| A．will | B．may |
| C．shall | D．must |
In order to in a short time, the actress ate a large amount of food
much fat and protein(蛋白质).
| A．put on weight; contained | B．put on weight; containing |
| C．lose weight; containing | D．lose weight; contained |