Smile to the world, ______ the world will smile back to you.
—I am afraid I’ve broken your chair.— . I can easily get it fixed.
—Have you heard that earthquake struck Japan on March 11?—Yes. It came as shock to us.
John told me he’d like to go hiking with me, his voice _______joy.
----What _______ the children be doing?----They _______ be playing a game called Bingo.
It’s required that mineral resources_______ hand in hand with the local environment protection.