M: Oh, you don’t have to worry about that. My brother fixes things. I’m sure he can help. Let me take it for you, and if you can come back at four o’clock, it will be ready, hopefully. W: Brilliant, and while I’m here, can I buy some of those coffee beans? Text 8...
Meeting their smiling eyes, Mother felt confused until they presented the breakfast and said “Happy Mother’s Day”. Mother gave them a tight hug, “Unbelievable! You can cook! It’s the biggest surprise I have received.” Her face lit up with happiness. “They have known how to take c...
11.I've been trying to phone Charles all evening, but there must be something wrong with the network I can't seem to get___. 情态动词与虚拟语气单句语法填空 1. It's strange that he___have taken the books without the owner's permission. 2. Samuel, the tallest boy in our class, _...
2).如表示“如同...那样,正如...一样”含义,常用as,常用的结构有as we know(众所周知)=as is known to us, as often happens(正如常发生的那样)as is often the case(情况常常如此)as we can see(正如我们看到的一样),as is said above(如上所说)等。这些结构常放句首,偶尔也可以放句中或句末。
In this reaction, a series of iron salts, such as FeCl2, FeCl3, FeSO4, Fe2(SO4)3, Fe(acac)2, Fe(acac)3, FeBr2, and Fe(OAc)2·4H2O, were scanned, and Fe(acac)2 was the best choice. DTBP (di-tert-butyl peroxide) was used as the oxidant and PhCl was used as the solvent....