The China Dream advocated by Xi Jinping, general secretary of the CPC, covers________ dream of turning a well-off life into reality by 2020.
His uncle went abroad in 2010, and _______since.
Only by seizing every possible_____ to practice can you possibly hope to improve your spoken English.
—Why do many people keep dogs as pets?—Because they are our ____ friends and they never desert their masters.
The survey ____ in our school last month shows that about three percent of the students are addicted to the Internet games.
You _____ read a book in the sun—it'll do harm to your eyes.