These two maths problems can’t be used in the exam.They are too_________to the students.Everyone can remember the answers.
Research universities have to keep up with the latest computer and scientific hardware __________ price.
It has been made __________ public that anyone who does harm to the environment in __________ public places will be blamed by __________ public.
—How do you__________ we go to Beijing for our holidays? —I think we’d better fly there. It’s much more comfortable.
Without his help, I __________ then. shouldn’t succeed B. wouldn’t succeed C. wouldn’t have succeeded D. mustn’t have succeeded
What shall we use for power when all the oil in the world has __________?