A:
B:
C:
D: N
E:
F:
G:
H: S
I:
J:
K:
L: N
M:
N:
O:
P: N
举一反三
- 植物必需元素中，除了（），皆为植物灰分元素。 A: C、H、O、N B: C、H、O、S C: C、H、S、N D: C、H、P、N
- 钢中五大元素是指（）。 A: B: Si、Mn、 C: S D: E: Si、Mn、 F: N G: H: I: J: K: S L: M: N: O: P: Mn
- 糖类、脂肪、蛋白质、核酸共有的元素是（） A: B: C: D: E: P F: G: H: I: N J: K: L: O M: N: H
- HSAM can be both a curse and a blessing. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P
- The popularity of TV led to the popularity of frozen food. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P
内容
- 0
Apple’s CEO has decided to appeal the federal court’s order to unlock a user’s iPhone. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P
- 1
Lunch boxes have evolved along with the transformation of schools. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P
- 2
The author was proud of using a lunch box in her childhood. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P
- 3
Merian was the first scientist to study a type of American ant. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P
- 4
When their native language is used, parents can become more involved in their children's education. A: A B: B C: C D: D E: E F: F G: G H: H I: I J: J K: K L: L M: M N: N O: O P: P