What is the second cause for the lexeme gap?
举一反三
- What was the main cause of the Second World War?（） A: AThe main cause was big power struggle for control of the world. B: BIt was the worldwide economic crisis. C: CIt was the military expansion of Japan,and Germany.
- What is cause and what is effect？ A cause is what ______ something happen; an effect is what happens as result of a ______.
- Cancer is second only ________ heart disease as a cause of death.
- What is cause and what is effect？
- What is the cause of these problems?