重点讲解：
1. crack down on 严厉打击；镇压；
例句：At the end of last year the government introduced a new attempt to crack down on trafficking.
去年年底政府采取了新的措施打击人口贩卖RPf%R4z,Cwm=Ni。
2. according to 据…所说；按…所载；
例句：The American economy, and its ability to compete abroad, was slowing down according to the report.
根据这项报告，美国经济及其海外竞争能力发展的速度开始放缓aBr.TFn#DLAL*Y7mw。
3. be up for 在被考虑之列；
例句：The house is up for auction.
这所房子将要拍卖CgtFQs,3O-Q&N!n=~。
4. all sorts of 各种各样的；形形色色的；
例句：An amusement park is the perfect locale for a bunch of irrepressible youngsters to have all sorts of adventures.
游乐场是一帮精力过剩的年轻人寻求各种惊险刺激的绝佳场所A4~+PhFD|L~sniIQYf,W。