About 80 percent of the students in our school_____ been working on the program and about two-thirds of the work _____been finished.
—Was it under the tree _______ you were away talking to a friend?—Sure. But when I got back there, the bike was gone.
Two explosions near the finish line of the Boston Marathon killed at least 3 people and injured more than 180 others, and currently FBI has figured out how it __________.
A person ________ with H7N9 viruses will be more likely to die of lung dysfunction.
The children talked so loudly at dinner table that I had to struggle _________
At present, computer knowledge has become ___________ requirement as the ability to read and write.