—I didn’t take notes at yesterday’s meeting because I had left my pen at home.
—You ________ mine. I ______ it.

—I didn’t take notes at yesterday’s meeting because I had left my pen at home.

—You ________ mine. I ______ it.

—I didn’t take notes at yesterday’s meeting because I had left my pen at home.

—You________mine.I________it.

A．must have borrowed；wasn’t using

B．may have borrowed；wasn’t using

C．should have borrowed；hadn’t used

D．could have borrowed；wasn’t using

—I didn’t take notes at yesterday’s meeting because I had left my pen at home.

—You________mine.I________it.

A．must have borrowed；wasn’t using　　 B．may have borrowed；wasn’t using

C．should have borrowed；hadn’t used　　 D．could have borrowed；wasn’t using

—I didn’t take notes at yesterday’s meeting because I had left my pen at home.
—You ________ mine. I ______ it.

1. A.
   must have borrowed; wasn’t using
2. B.
   may have borrowed; wasn’t using
3. C.
   should have borrowed; hadn’t used
4. D.
   could have borrowed; wasn’t using

---I didn't take notes at yesterday's meeting because I had left my pen at home.

---You _________ mine. I _______ it.

A. must have borrowed; wasn't using           B. may have borrowed; wasn't using

C. should have borrowed; hadn't used           D. could have borrowed; wasn't using

–I didn’t take notes at yesterday’s meeting because I had left my pen at home.

-You        mine. I      it.

A．must have borrowed; wasn’t using             B．may have borrowed; didn’t use

C．could have borrowed; wasn’t using             D．should have borrowed; hadn’t used

 –I didn’t take notes at yesterday’s meeting because I had left my pen at home.
   --You ________ mine, I _________it.
A. must have borrowed/ wasn’t using     B. may have borrowed/ didn’t use
C. could have borrowed/ wasn’t using     D. should have borrowed/ hadn’t used

--I didn't take notes at yesterday's meeting because I had left my pen at home.
--You ________ mine, I _________it.
A. must have borrowed/ wasn't using     B. may have borrowed/ didn't use
C. could have borrowed/ wasn't using     D. should have borrowed/ hadn't used