---- “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 |
相关试题
Are the two glasses believed________by Tom?
| A．broken | B．to be broken | C．to break | D．to have been broken |
It's no _____ arguing about it, because he will never change his mind.
| A．time | B．while | C．use | D．help |
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