A 5.5-inch ________, compared with the 4-inch screen of the current Iphone 5s, is being prepared for mass production and may be available around this September.
Measures have been taken to fight ________recurring food safety problems, but there is still a long way to go before China can rid itself ________ these issues.
The Chinese abacus(算盘), officially ______ as a cultural heritage at the 8th Annual UNESCO World Heritage Congress, is another symbol of Chinese wisdom.