..Listening and speaking are important in learning a foreign language, but of at least ______ importance are reading and writing.
The speed of cars and trucks is ________ 30 kilometers per hour in large cities in China.
If you cheat in the exam, you could hardly ________ it.
It was for this reason ________ her aunt moved out of Shenzhen and settled down in a small village.
As we all know, an island is a piece of land ________ by water.
The professor gave me quite a few novels, ________ is here for you to read this evening.