—Recent pressure at work may ______ his behavior.
Because of the powerful earthquake, telephone lines, electricity and water supplies were ____ in that area for several days.
China Daily is _____ a newspaper; it keeps us in touch with the world.
It is every citizen's duty to _____ our country when she is attacked by the enemy.
—How long have you been here? —___ the end of last year.
It rained for several weeks, completely ____ our holiday.