【单选题】The author decided to bring Charlie home _______.
A.
when she heard him crying out loudly
B.
when she first saw him and his evil-looking owner
C.
because she was impressed by his persevering spirit of fighting
D.
after the bird said "okay" to her
【多选题】下列对德国的叙述中,正确的是( )。
B.
科隆大教堂有两座哥特式尖塔,是目前世界上最高的双塔教堂。
C.
德国人忌讳“13”,最不吉利的是“13日星期五”。
D.
德国人不喜欢红色,红黑相间色以及褐色,尤其是忌讳墨绿色。
【单选题】雨篷板板面用防水沙浆向排水口做出( )的坡度
【判断题】CSR can also help improve the perception of a company among its staff, particularly when staff can become involved through payroll giving, fund-raising activities or community volunteering.
【单选题】5) When she opened the door, I'd be struck always as if for the first time, by how tiny she was: four feet nine and shrinking.
A.
No matter how many times the author sees Po-Po, he is startled each time
B.
The author will forever remember the first time he saw Po-Po
【简答题】根据光在光纤中的传播方式,光纤分为()光纤和()光纤。
【判断题】CSR can also help improve the perception of a company among its staff, particularly when staff can become involved through payroll giving, fund-raising activities or community volunteering.
【单选题】下列叙述中正确的是
A.
有机物只能通过动植物等生命体才能制造,在实验室里不能合成
B.
德国化学家李比希通过人工合成尿素开创了有机合成的新纪元
D.
有机物只包含化合物,而无机物除化合物外,还包含单质
【多选题】下列叙述中正确的是
A.
金属被锻压成薄片、抽拉成细丝,金属的晶体结构就被破坏了
C.
联合制碱新工艺是由我国科学家候德榜创造性设计出来的
D.
在食品工业上,碳酸氢钠是发酵粉的主要成分之一