1．Today, we'll discuss a number of cases ________ beginners of English fail to use the language properly.
2．He has been working so as ________ (have) enough money to buy an apartment in the future.
3．(2019年浙江卷·阅读理解C)California has lost half its big trees since the 1930s, according to a study to be ________ (publish) Tuesday and climate change seems to be a major factor.
4．But one day, he ________ (accuse) of getting the wrong end of the stick, which made him very surprised.
