After retirement, learning a musical instrument may be harder than ______ when you were a kid.
| A．it may | B．it was | C．it does | D．it did |
—How do you like your new neighbour?
—She is _________, but her appearance is a bit_________. 
| A．interesting; disappointed | B．interested; disappointed |
C．interesting; disappointing | D．interested; disappointing |
I thi
nk David, _______ you, ______ to blame.
| A．rather than; is | B．rather; are | C．more than; are | D．less than; is |
Someone is ringing the doorbell. Go and see _______.
| A．Who is he | B．who he is | C．Who is it | D．who it is |
. One advantage of playing the guitar is _____ it can give you a great deal of pleasure.
| A．how | B．why | C．that | D．when |
What you said just now ______ me of that American professor.
| A．informed | B．reminded | C．memorized | D．mentioned |