How many questions have been solved up till now？A．16.B．8.C．6.D．20.

How many shoes ___ this year？A、have been producedB、were producedC、produced

How many schools offices of officials have been padlocked by the students？A．8,500.B．160.C．

How many people have been estimated to be dead in the conflict？A．20,000.B．200,000.C．2,000.

At least how many people have been injured？A．25.B．30.C．45D．50

Throughout history, people have been by the question of whether there is intelligent

How many people have been killed in the fighting in Syria？A．Less than 70,000.B．Less than 7