Residents ________ not to go out alone or to take part in any groups during the period of recent terrorist activities

No one knows when the house was built , but it must be very old.

Not until the press reported the pollution _________why the water supply had been cut off.

Only afterthey had discussed the matter for several hours________a decision[ ]

Chinese handwriting is an important part of our culture, so young people are required to _____ handwriting.