26. If Tom’s wife doesn’t go to the party, _________.

25. You can put the medicine____you like, on condition that the children can’t reach it.

24. There were two boys in the lab,__________did the experiment successfully.

23. The customer didn’t choose______of the coats and went away without looking at a third one.

22.—How can I use this washing machine?
—Well, just refer to the_______.