Studies show that people are more ______ to suffer from back problems if they always sit before computer screens for long hours.
| A．likely | B．possible | C．probable | D．sure |
Shethe carpet with some very nice curtains in color.
| A． | connected | B． | fitted | C． | equipped | D． | matched. |
_______ one of you breaks the window will have to pay for it.
| A．Whoever | B．Whatever | C．Whichever | D．Wherever. |
She says that she’ll have to close the shop ________ business improves.
| A．if | B．unless | C．after | D．when |
Mother always complains that children _______ their shoes very quickly.
| A．find out | B．wash out | C．wear out | D．set out |
There are a small number of people involved, possiblytwenty.
| A． | as few as | B． | as little as | C． | as many as | D． | as much as |