Chia động từ trong ngoặc 1.in the star configuration, all processing and control functions ...... ( Perform) by the central computer. 2. Once the index....... ( Store), a temporary key number.......( Generate) and ....... (Write) on the documemt. 3. The following year, twice as many PCs .....(sell) 4. IBM's decision not to continue manufacturing mainframes......( Reverse) the year after it ....( Take)