Not only is smoking bad for your health,it's the source of social problems in developing countries because, since profit from tobacco is very high, tobacco has taken up the best food-growing areas,leading to food shortages.请问 because 在这里有什么作用？
The manager ____
workers how to improve the program since 9:00.(2012全国卷II)A. has told B.
is telling C. has been
telling D. will have told 提供答案为C，但是在没有上下语境的情况下，A也是可以的。不知我的看法是否正确？
...
He said Google has made improvements since then and was confident it could deliver games in the largest high definition standard, 4K, and running at 60 frames a second.最后and running让人摸不到头脑，running我觉得是deliver的伴随状语，可是为什么要用and连接？难道这是...
That's a new low since the coronavirus pandemic first struck and a
hopeful sign that layoffs are easing as the economy recovers from the recession
it brought on. 这是自冠状病毒大流行来袭以来的新低，也是一个充满希望的迹象，表明美国经济从衰退中复苏，裁员正...
India and Pakistan are so often at odds that there is a tendency to shrug off their spats, but not since their most recent, full-blown war in 1971 has the risk of escalation been so high.本句中斜体部分句子怎么理解，but not……？
Since I took up London cycling again, I have more than once found myself pedalling up a new one-way street the wrong way.请老师分析一下句末the wrong way是什么用法？这里可否说成in the wrong way ?
Since the onset of COVID-19, SCO members, committed to the Shanghai Spirit, have joined hands to fight against the virus and upheld regional development and stability. committed to the Shanghai Spirit 是插入语还是状语，我理解应该是现在分词才对吧。此处的逻辑主语是 S...
Since reserve，a show of modesty and a sense of humor are part of his own nature，the typical Englishman tends to expect them in others.如何理解这里的in others？怎么翻译...