—Where ____ Margaret have put the empty bottles?—She ______ them away. They must be somewhere.
No decision __about any future appointment until all the candidates have been interviewed.
The factory ________ in the newspaper that they had some old machines for sale.
Our bodies are strengthened by taking exercises. ____, our minds are developed by learning.
The computer, ______________ help we human beings have stepped into the information age, should be made full use of to promote the social development.
Customers are asked to make sure that they ____ the right change before leaving the shop.