---Mr. White didn’t come last night, did he? ---No. We _ for him. A whole night was wasted. A. had waited B. have been waiting C. were waiting D, had been waiting
Not once _____ their plan.
His uncle is a worker and has been working in the factory for more than ten years. _____.
Not only _____ a promise, but also he kept it.
_____ and caught the mouse.
You should work less _____.