1.
Marty ______ (work) really hard on his book and he thinks he'll have
finished it by Friday.A. is working
B. has been working请问：此题如何选择答项，并解释。谢谢！2.
We have decided that the headmaster _____ (award) the prize to those
gifted students at the meeting tomorro...
...the volunteers stood,and when they sat around.When they looked at the data,there were some striking differences.Blood sugar became level after a meal much quicker on the days when volunteers in the study stood compared with the days they spent in a chair.Standing also burned more calories-about 50 c...
...ng to a review of evidence in a medical journal, runners live three years longer than non-runners. You don’t have to run fast or for long to see the benefit. You may drink, smoke, be overweight and still reduce your risk of dying early by running. You may drink, smoke, be overweight and still red...
请教老师们：These things did not happen to these people because they were lazy or stupid. They happened because of addiction. New college students，even the brightest and most successful ones，are most at risk from these effects because the Internet is important for their studies and because...
...This Summer I determinedly made a decision of learning swimming, but up to now, I only went to swimming pool for twice.(for是介词，twice是副词) 这个夏天我坚定地下了学游泳的决心。但到现在为止，我仅去过游泳池两次。4. It notonly has bigger muscles but, in tests...
...面用几个例句说明比较分句的倒装特点：He worked hard, as his brother did/worked. 从句谓语可以重复worked，也可以用did替代。He worked hard, as did his brother. 从句倒装，突出主语his brother.He worked hard, as worked his brother. 错误。worked不是操作词...
...第二人称，第二人称需要转成第一人称吗？Your hat ison your head.变一般疑问句:Is your hat on your head? 还是 Is my hat on my head?就划线部分提问：Where is your hat? 还是 Where is my hat?求老师指教，谢谢！
... that
requires a written key to keep track of what each item represents isnota
clear example for public consumption（观看的节目）.结尾部分翻译是：不是一个适合公众理解的清晰范例。句中for public
consumption是后置定语还是状语？for什么意思？
...空 【高考真题-再现】May 21st this year marks the first International Tea Day, which was named officially by the United Nations on November 27th, 2019. To celebrate the festival, a number of events took place at the ChineseBusinessmanMuseum in Beijing on Thursday.The chairman of the China C...
... enough to deal with as an apartment
hunter or homebuyer, a new concern isnow threatening the attractiveness of
certain neighborhoods across major cities: the influx of influencers.这句话的enough to deal with的宾语是不是就是前面的主语？在这里这个to deal with sth是不是做...
...个现在分词起到补充说明作用？2)I am on to breakfast, meaning now I am going to have my breakfast.meaning短语的逻辑主语是主句，那它修饰的也是主句吗，这样说是否逻辑有冲突呢？还是说它修饰的是系表结构？另外，有没有不修饰整句，而是...