There are about ( ) students in our school. A: two thousand of B: two thousands C: two thousands of D: two thousand

-How many students are there in your school? -There are over__________students in our school. A: two thousands B: two thousands of C: two thousand D: two thousand of

________ volunteers will be needed for 2020 Beijing Winter Olympic Games. A: Two thousand of B: Two thousands of C: Thousand of D: Thousands of

The teacher asked us to write a （） composition within two hours. A: two-thousand-words B: two-thousands-word C: two-thousand-word D: two-thousands-words

There are two ______students in our school. A: thousand B: thousands C: thousand of D: thousands of

There are over two _______ workers in the factory. A: thousand B: thousands of C: thousand of D: thousands

() soldiers and doctors have been in Wenchuan to help the people there. A: Thousand of B: Two thousands C: Thousands of

More than two ______ years ago, people knew little about the universe. A: thousands B: thousand C: thousands of D: thousand of

More than ______ years ago, there was a war between the two countries. A: three thousand B: three thousands C: three thousand of D: three thousands of

-Have you seen many sheep in the distance ? -Yes, ___. A: thousand of them B: two thousands of them C: two thousand of them D: two thousand them