...子的谓语动词的时态有关?譬如下面这道题(TOEFL):"When will Professor Mark hand back our exam papers ?""They will be returned ( )."A. for a week alsoB. in a week or lessC. within one week or soD. within a week or less.答案是B.我想知道C和D为什么...
...、这两句话是不是一样的结构,但是第一句but后面跟的是从句,所以要加that呢?that后是不是一个名词性从句呢?B、 第一句如果but后面是名词,是不是就不用that了?如:What makes his parents worry is not his grades but his health.
...liveries fail so often that a parcel is driven to a home an average of 1.5 times in the Nordic region,says Kenneth,head of business development at Postnord,a logistic giant.It is an expensive inefficiency made worse,he says,by the fact that recepients have still often had to wait for a failed delive...
...句1)主语的中心词是growth?in importance是 this town’s growth的定语; 而as an economic center又是整个This town’s growth in importance的定语。是吗? 句2)主语中心词是importance? 2. 句1)has been slow...