The strange man asked me to hand the letter to _____ I met in the police station, saying it was very important.
A. whoever B. whatever C. whichever D. whomever
He told us whether _____ a picnic was still under discussion.
A. to have B. having C. have D. had
The computer was used in teaching. As a result, not only _____, but students became more interested in the lessons.
A. saved was teachers’ energy B. was teachers’ energy saved
C. teachers’ energy was saved D. was saved teachers’ energy
Please do me a favor —_____ my friend Mr. Smith to Youth Theater at 7:30 tonight.
A. to invite B. inviting C. invite D. invited
You and I could hardly work together, _____?
A. could you B. couldn’t I C. couldn’t we D. could we
Do you consider it any good _____ psychology?
A. to learn B. to have learned C. learning D. having learned
