1）Under the new plan, students will have shorter summer vacations and longer winter vacations.2）Summer vacation begins today.第1)句中，summer vacations是复数形式；第2）句中，直接就是summer vacation。summer vacation什么时候用复数？什么时候直接用summer vacation?
请看下面句子，Most of us have no idea how heavy 50 grams is and
there’s no need to
weigh it, just use your best guess.这个句子just后面是一个祈使句，是完整的简单句，把这个简单句和前面的句子连起来不需要连词吗？应该把just前面逗号改句号，jus...
It is only by listening to their ideas and suggesting a possible solution that you will solve the problem and send the customers away happy.请问此句中的happy是否正确？要不要改成happily？
41.coax（P460）作“to
persuade someone to do something that they do not want to do by talking to them
in a kind, gentle, and patient way 劝诱，哄；诱导”解时，构成“coax somebody into/out of doing
something”。例如：We had to coax Alan
into going to school.我们只好哄着...
1) Ihave taken no less than six courses this semester.2) No fewer than twenty workers were absent through illness.同样是接可数名词，为什么第一句用了less, 而第二句用了fewer呢？即less than 和 fewer than 后接名词，接可数还是不可数名词，该如何正确使用...
Sending warplanes to bomb India’s nuclear neighbour earlier this year was not so much an act of strength as recklessness that could have ended in disaster. 请问老师，这里的not是否有误？感觉意思讲不通呀！
...ealthy extent, because leisure activities are often seen
as a part of life that must be sacrificed to manage work and family demands.
我自己的揣测: what在这里是融合型关系代词，等于the extent that。所以这句话等于，it affects
people's personal lives(它影响了人们的...