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【題目】Tom and Jack are arguing their friend a math problem.

【題目】The effects of the drug naturally within a few hours.

【題目】— Where did you study Japanese ?

【題目】The girl's parents are both ill so she has (support )a large family by selling newspapers.

【題目】If you want to go to the party with me, you should behave (good).

【題目】It is said that the young man managed to lead happy life.

【題目】Because of the limited time, he didn’t go into details on the subject. He only spoke _______.

【題目】Can you think of some women who have made great（achievement）for our country?