单项选择题
If you want to get a high score you must first（）
A．gain the skills of using your guns B．wipe out a score tanks C．hunt a number of enemy's saucers D．kill some supertanks or missiles
单项选择题 Advertisement can increase demand （）
单项选择题 Chris Even’s husband is from（）
单项选择题 What makes father no longer be the most important in a family（）
