Soon they ____________ the water which ____________ the pipe.
—How about putting some pictures into the report?—________.A picture is worth a thousand words.
This book ______ 50 maps, _______ 20 of America’s.
My sister, who is a red sweater now, a foreigner for 3 years.
Today, we’ll discuss a number of cases beginners of English fail to use the language properly.
The Yangtze River is almost ______ the Pearl River.