— I don’t know what to wear at the party.
— If I            you, I would wear a shirt and a tie.

— I don’t know what to wear at the party.

— If I            you, I would wear a shirt and a tie.

A．am              B．is                C．were             D．was

I don't know what ________.

1. A.
   wear
2. B.
   wears
3. C.
   wearing
4. D.
   to wear

— I don’t know what to wear at the party.
— If I            you, I would wear a shirt and a tie.

1. A.
   am
2. B.
   is
3. C.
   were
4. D.
   was