o his surprise, he invitedonly twenty friends to the dinner, but ______ came

The computer software is old, _____ very out of date [ ]

There was________much smoke________they couldn’t see across the hallway.

Whatever happens to you, you should be ______ about the future life.

If he _______ his leg in the last training, he _______ the coming London Olympics, which he has been longing to compete in.