Now . Choice A - When new gardeners buy these plants, they OFTEN fail to take care of these plants. NOW - 1. New gardeners not always fail to take care, hence some plants do survice.
2. Experienced gardeners are able to take care so their plants survive as well. .
BOTH 1,2 gardeners will in all probability go and buy these plants again hence DOES NOT WEAKEN.

The paragraph mentions that Articles often spur sales of plants they describe, PARTICULARLY among people new to gardening - This does not imply that ONLY new gardeners are attracted to these plants. Some experienced are attracted as well.

for any two positive integers X and Y,
X x Y = (lcm of X and Y) x (gcf of X and Y)

find控制力弱，不应find sth to be sth，而应find that sth is sth；to make和for making区别；不要被伴随迷惑住缺少谓语动词的真相

A，however not B，直找A-B的削弱

“继续（continue to do）”在语意上包含了“到现在为止已经（have been）”的概念。
C 错误。

Fail to detect a condition when 和 fail to indicate that 并列

the doctors who advised them to undergo this surgery, with its attendant risks and expense, were more interested in an opportunity to practice their skills and in their fee than in helping the patient
感觉这句话没有看懂。。。两个their指代不同，第一个指代doctors第二个指代patients是吗。。。可以这么指代吗。。。

C：虽然承认了部分结论，但是也否认了部分结论啊，这样就说明结论是错的嘛....为什么答案不是C。

E不是结论成立的必要条件，把E取非，结论仍然可以成立！

point A is talking about entire region of Bellaria and not Wilstar alone. This rules out this option.
we're talking about average age at death. if everyone who moves to wistar is old, then, at death, they will be exceptionally old, because nobody will die at a non-advanced age.

老师，BC可以根据：miniature eyes that are called ommatidia表述wordy来排除么，再加上主谓不一致排除AD，可以得到正确选项E

关于倒装和省略的情况能在本周四答疑课上详解下吗？什么样的句式中，可以去往省略和倒装的方向猜测？

B选项能否看成1个倒装结构呢？还原正常语序以后是：
Discussion of greenhouse effects has usually had
whether Earth would get warmer and what the extent would be
as its focus?

不理解C最后的and，到底指的是什么和什么的平行？E怎么就不平行了？

编辑的方案成了E选项的否定性副作用，我去

这里为什么要用个and?

提问～
B说的是发行量下降因为竞争对手做的更好。
如果不去改善日报的内容，只是免费发行的话-内容不吸引人还是没有人看，所以发行量也不会提高。
免费发行这件事情行不通。
这算方案的可行性吗？

看到chasedream里面讨论这道题讨论了好几年......老师你讲讲吧.....跪求。

换个场景……地球上不存在火星的细菌，因为灭绝了。CQ1：忽略了全部来自火星的可能