a host of + 复数可数名词 + 复数动词，这是网上查到的资料。但是看到there be的例句中动词用了单数，所以单复数动词都是正确的吗？1 There were a host of
people at the party.2 There's a whole host of
reasons why he didn't get the job.3 A host of unwelcome th...
...？据我理解进行式可以表示一个最近一段时间内持续进行的一般性动作。2、Smile at your interviewer to show you are glad to be talking with him or her.此时该如何理解这个to be talking？是否理解为“在说话人说话的时间（微笑面对面试官的时候...
It is said that every boy and girl in this school must have___hair cut
short. 专四答案中是认为是选his其答案解析是：当every和each修饰两个由and连接的单数可数名词，且两个名词一个为阴性，一个为阳性，其物主代词用his。不知道这是否正确？
这里为什么用 to intervening？这里的as shocked as是什么成分？Many of those fleeing the violence—some on foot, some in
wheelchairs—have nothing but the shopping centre’s address to guide them. Some
make it only to intervening villages.
But 2,000-5,000 a day are reaching the hasti...
...ese courier
services will deliver about 12 billion parcels this year.是错的，因为过去分词Based on the report作状语，他逻辑主语就会是主句主语Chinese courier services，但是应该是整句话内容被报道而不是Chinese courier services被报道所以不能用Based on th...
(1) We had a nice time at the beach.—— longnan 老师，https://www.cpsenglish.com/question/24008(2) We have a great deal of fun on the beach.—— MrTong 老师，https://www.cpsenglish.com/question/4659(3) We spent every day except Sunday on the beach.—— cgh007老师，https://www.cpsengl...
这是教美式发音的美国老师说的;Mother Theresa was focused on helping others.请教老师： 这里为什么是was focused on 这样一种结构？ 为什么不是Mother Theresa focused on helping others. ？be focused on 这样一种结构是怎么来的呢？ 是被动结构吗？
这是教美式发音的美国老师说的;If you are not subscibed to my mailing list, sign up now.这里为什么说成be subscribed to ? 为什么不是If you have not subscribed to my mailing list 呢？这种be subscribed to结构是怎么来的，含义是什么？ 是被动结构吗？
1⃣️The Clarks haven't decided yet which hotel to stay at. 2⃣️The Clarks haven't decided yet which hotel is to stay at. 我的理解是： 1⃣️ which hotel to stay at是非谓语
2⃣️which hotel is to stay at是从句
两种写法都可以,是吗？