21. What have the retail research and surveys revealed about self-gifting?
The certificate shall have effect （） all Chinese ports.
Both American and Chinese will have three meals a day.
Chinese-made products have made Britain poorer.
The researchers have conducted many experiments to find a _____ method to measure the conductivity of this material.
Some researchers have promoted____ principles of designing lead-in.
Do Chinese and Mongolian languages have the two sounds [ð] and [θ]?
Research workers have classified chip formation into tear and shear.
Research universities have to keep up with the latest computer and scientifichardware ________ price.
He did some research into Chinese history.
Which three religions have shaped Chinese culture.
Students will:1)discuss the topics they would include in the Pre-reading Activities;2)research other cultures and their behavior;3)discuss what they have learned from their research.()
听力原文：F: Have you started researching your paper on computer programming languages of the future？
People have done a lot of research on the mechanism which makes some bacteria move.
The researcher who works in the Chinese Academy of Science gave us a quite （)lecture a
Chinese characters have morphological change.（）
Researchers have discovered in their study that boys and girls may behave _____（）.
Tea,wine and coffee have no relation with traditional Chinese culture。（)
What does "have the goods in stock" mean in Chinese？
We’d like to have some good dishes of Chinese characteristics.英译中
Modem scientific researches have reported to us that__________.
听力原文：M: American researchers have made a discovery that might help them better understand the mysterious sense of smell, VOA's Jessica Bermon reports.
Brain researchers have discovered that the formation of new habit can be ______.
The differences in relative growth of various areas of scientific research have several c
