―Hello!MayIspeaktoJack,please?

―Hello! May I speak to Jack, please?
―Yes, speaking.
―Oh, I _________ your voice at first.

A．don’t recognize	B．didn’t
C．hadn’t recognized	D．haven’t recognized

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My cousin came to see me from the country, __________ me a full basket of fresh fruits.

A．brought	B．bringing
C．to bring	D．had brought

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A．forming	B．to form
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A．Improving	B．To improve
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A．waited	B．to wait
C．waiting	D．wait

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A．sleep	B．to sleep
C．sleeping	D．having slept

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