_____ unemployment and crime are high, it can be assumed that the latter is due to the former.
| A．Before | B．Where | C．Unless | D．Until |
“Haveyou seen _____ pen? I left it here this morning.” “Is it _____ black one? I think I saw it somewhere.”
| A．a, the | B．the, the | C．a, a | D．the, a |
After ____ seemed like hours he came out with a bitter smile.
| A．which | B．it | C．what | D．that |
______ nice，the food was all eaten up soon.
| A．Tasting | B．Taste | C．Tasted | D．To taste |
Good luck to you, and _____ all your wishes come true!
| A．can | B．may | C．must | D．should |
Not only ______the jewelry she ____been sold for her son’s gambling debts but also her house.
| A．is； has | B．has； had | C．has； has | D．不填； has |