更多"[单选题]The instructions _________ pro"的相关试题:
[单选题]43. Good instructions provide technical information without ____ technical knowledge.
A.lacking
B.missing
C.requiring
D.dropping
[单选题]The instructions _________ properly.( )
A. haven’t been acted upon
B. hadn’t been acted upon
C. was acted upon
D.acted upon
Unit3
