各位老师好，In an effort to reduce their inventories, Italian vintners have cut prices; their wines are priced to sell, and they do.①这个句子我不能明白用法，感觉很奇怪，“他们降价为了去卖，并且他们确实去卖了”？②分号前面是have cut现在完成时...
A backlog in the courts means that lawyers are more likely to settle cases out of court, which means less jail time, and judges are more likely to send
many cases that have been waived to criminal court back to juvenile court.
问：
我查了字典，waive是及物动词，这里waive 是...
This trend began during the Second World War, when several governments came to the conclusion that the specific demands that a government wants to make of its scientific establishment cannot generally be foreseen in detail.这句话中，蓝色部分的是定语从句吗？我查了柯林斯...
...le us to understand how complex cultural behavior arose and what guides it in evolutionary or cognitive terms.这里to filter out翻译为筛选出可以吗？从共有特征中筛选出独有特征（To filter out what is unique from what is shared)
Hellen ___ with her class if she had been able to meet all of the course requirement in timeA. will graduate B. would have graduated C. would graduate D. has graduated答案选B，但是想问问可否理解为错综条件句，选c呢?
I lived alone in a room that a family member allowed me to use rent-free.问：在此句中， rent-free放在use后是修饰 use的，表示“免收租地使用”，可这种 rent-free大多情况下应该是形容词性吧，这里能当成副词来用吗？
The
best workouts to do in a fasted state are low-intensity cardiovascular
exercises, such as walking, jogging, light swimming, yoga, cycling or light-to
medium-intensity weight training, all
for up to 75 minutes," he told HuffPost.这句话的all for up to 75minutes是不是all后面缺少being的...
...g disease are influenced by smoking. 不仅是癌症，还有心脏病和肺部疾病也都会受吸烟影响。请问：句子中的 heart and lung disease 用得对吗？我是说，为什么 disease 不用复数呢？它前面不是有heart and lung 修饰吗？这应该是指两种病啊！