---How old can you guess your new English teacher is ?--- It’s hard to say. But I guess him to be _____between 35 and 40.
Remind me _______ the medicine tomorrow.
The silence of the library was sometimes broken by an occasional coughorby the sound of pages _______.
The court hears about 120 cases a year; visitors are welcome to see a case ______.
The purpose of the scheme is not to help the employers but _____ work for young people.
The purpose of new technologies is to make life easier, ______ it more difficult.