Diamond, _________, is the hardest of all materials.
| A．like we know | B．since we know | C．we know | D．as we know |
Dr. Smith , together with his wife and daughters, _____ visit Beijing this summer.
A are going to B is going to C was going to D were going to
It was _____ of you not to play the piano while I was asleep.
A modest B familiar C considerable D considerate
Only after you take part in the College Entrance Examination , ____ that twelve years’ hard work is worthwhile.
A can you realize B you can realize C could you realize D you could realize
—— Come on , please give me some ideas about the project.
—— Sorry, with so much work _____ my mind, I almost break down.
A filled B filling C to fill D being filled
Listen ! Do you hear someone _____ for help ?
A calling B call C to call D called