Only when _____ be possible to sign the contract.
On the National Day, up _____ into the air. Then the crowed cheered.
The club, _____ 25 years ago, is holding a party for past and present members.
We were playing near the lake______ the storm started.
The manager promised to keep us______ of how our business was going on.
It will be a big help if you go to the store and get what we need for dinner. ______, I’ll set the table.