问题

The new dictionaries are very usefulThey ________ well and ________ already
A:sell; have been sold out
B:sold; had sold out
C:sell; sell out
D:are sold; have been sold out
B:sold; had sold out
C:sell; sell out
D:are sold; have been sold out
正确答案是:
同类题型
The girl in red is Lucy. She is of the twins.
Why did he leave that position?-He________a better position.[ ]
The teacher told the students ________ talkin class.
Off the east, the sky looked pale enough to ____ the storm would be passing quickly.
We all greatly ___ your cooperation in the building of the power station. [ ]