【推荐1】They were________(证明有效) after testing in the fields. （根据汉语提示完成句子）

【推荐3】当他在学习上遇到困难时，我应该尽我所能帮助他成为更高效的学习者。
When he’s __________ with his homework, I should do all I can to help him become _____________________.

【推荐1】他们到底什么时候结婚的？When ___________ _____________ ___________ they got married?

【推荐2】句式仿写
1. The old town is on the side of a mountain and opposite it is the 5, 500 metre Yulong Xueshan Mountain, its peak covered with snow.
At last he found his book in the classroom,_______________________（它的封面不在了）.
2. Seen from above, the old town is a maze of canals, little bridges and tiny cobbled streets that tourists get lost in.
_______________________（由汉语翻译成了英语）, the sentence was found to have an entirely different order.
3. However different we may appear to be at first, we are all the same, all equal.
_______________________（无论你多么努力尝试）,it is difficult to lose weight without cutting down the amount you eat.
4. It is the women who run Naxi society, and until recently, Naxi women inherited all property.
_______________________（是文化而不是语言）made it hard for him to adapt to the environment.
5. It took place in an old wooden hall, and was played by Naxi men, some of whom looked as if they were well over 100 years old.
The growing speed of a plant is influenced by a number of factors,_______________________（大部分超出我们的控制）.

【推荐3】Tom didn't go to school because his mother was ill in hospital.(对画线部分进行强调)
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