Mrs. Wang found his little son ______ with his toys alone when she arrived home. 
#50257
A
plays
B
to play
C
play
D
playing
推荐题目
–please don’t forget _______ the window when you leave.--OK.
#49546
A
closing
B
close
C
closed
D
to close
Thank you for_______ me with my English.
#49078
A
help
B
helping
C
to help
D
helps
--- It’s too hot. Would you mind _____ the door?  --- ______. Please do it now. 
#50610
A
to open ; OK
B
to open ; Good idea
C
opening ; Of course
D
opening ; Certainly not
When the player finished running, he was out of      .
#51347
A
breather
B
breathing
C
breath
D
the breath