______ label to each of the trees, with detailed introduction of their features, and visitors will know more about them and how to protect them.
He didn’t make____clear when and where the meeting would be held.
He is a student at Oxford University, ____for a degree in computer science.
If it ______________ tomorrow, I would stay at home watching TV.
Each time ________ they met, they would talk long hours together.
Though ______ _money, his parents managed to send him to a key university.