－These peaches really juicy.
－They ____ be! Just see the price, $3,99 a pound. Very expensive, aren’t they!
| A．would | B．could | C．might | D．should |
Paper money was in_______use in Chinawhen Marco Polo visitedthe country in________thirteenth century.
| A．the;x | B．the;the |
| C．x;the | D．x;x |
—Doyoumindmysmokinghere?
—________
| A．No,thanks. | B．No.Goodidea. |
| C．Yes,please. | D．Yes.Betternot. |
.She wears so red clothesthatIeasily________her in the crowd.
| A．pickout | B．turnout |
| C．callout | D．bringout |
Iboughtadressforonly10dollarsinasale;itwasareal_______.
| A．exchange | B．bargain |
| C．trade | D．business |
.Inthedarkstreet,therewasn’tasingleperson,_______shecouldturnforhelp.
| A．that | B．who |
| C．fromwhom | D．towhom |