It is obvious to the students ______ they should get well prepared for their future.
The colors on the national flags can be ______ differently in different culture, but they have one thing in common, that is, ______of the colours was carefully chosen.
Great inventors don’t ______ graduate from famous universities. Some didn’t even go to university.
____ ugly, these chocolate cookies don’t sell well even though they taste good.
Without _____thorough understanding of China’s specific conditions, you can’t have ______ say over the only-child policy.
I have no ________ to the plan, so long as it would not cost too much.