词组选择

Pick out  star in  build up   thanks to   be equipped with  focus on

_____________ your help, I have done it in time.
Can you _____________ your sister from that group of girls?
The director wanted Ella to ____________ his new film, but she refused to play a part in it.
We have _________________ a good business relationship with foreign companies.
Our classroom _________________ a lot of computers yesterday.