I don't know________ they have passed the exam.
| A．what | B．if | C．when | D．where |
-- Will you come to the dinner party? --- I won’t come unless Jenny___ .
A. will be invitedB. is invitedC. invited
The children were made ____ homework first.
A.doB.to doC.did
– How long has Mr. Green been in Beijing?
-- It ____ half a year since he ____ there.
A. is; moved B. was; move C. was; moved
Usually soft colors make people ______.
A.relaxingB.relaxedC excited
—We can use QQ to talk with each other on line.
—Really? Could you please show me ____________it?
A. how to doB. what to do C. when to do