I'm afraid this painting is not by Picasso. It's only a copy and so it's _____.
| A．priceless | B．invaluable | C．unworthy | D．worthless |
That’s such a well-known place______everyone wants to visit______ we can find it in the map of the world.
| A．that, as | B．as, as | C．that, that | D．as, that |
31. The Tower of London is _____ the Church tower.
| A．twice high than | B．two times as high as |
| C．twice higher as | D．three times the height of |
You can hardly imagine the difficulty the woman had _____ her children.
| A．taking up | B．turning up | C．bringing up | D．pulling up |
Our class is made up of 54 students, _____ are girls.
| A．of which two-fifths | B．of whom two-fifths |
| C．two-fifth of which | D．two-fifth of whom |
It is the prevention of disease______its successful treatment that has led to the rapid increase of the world’s population.
| A．rather than | B．less than | C．in addition to | D．in the direction of |