Hi， Daniel． You didn't attend the chess class last night．
Oh， I _____my son's model plane．（ ）
A．am repairingB．repair
C．have repairedD．was repairing
Hello， are you Mr． Morrison？
Yes． That's _______________．（ ）
A．himB．meC．youD．us
Why not hold a Chinese Poetry Competition to welcome our motherland's 70th birthday？
_____．Let's make a plan together in our group．（ ）
A．That' s all right．B．Yes， please．
C．Good idea．D．Never mind．
Could you please tell me_____？
With pleasure． Wait a moment， please．（ ）
A．if the scarf looked nice on me
B．what's the new product like
C．that Guilin is worth visiting
D．how I can order a robot online
I still keep taking exercise every day _____ I am busy with so many subjects．（ ）
A．untilB．unlessC．becauseD．though
Some jazz musicians are great because they can _____music while playing（ ）
A．put upB．set upC．take upD．make up