notices
A: /s/
B: /z/
C: /iz/
A: /s/
B: /z/
C: /iz/
举一反三
- snows A: /s/ B: /z/ C: /iz/
- When the singular form of a noun ends in /s z ʃ ʒ ʧ ʤ/ sound, the plural is made by adding an –ES, in this case, the ending is pronounced as /iz/.
- “Changes, myths, knives” should be pronounced as A: /ˈtʃeɪndʒɪz/ / 'mɪθs / /naɪvz/ B: /ˈtʃeɪndʒz/ / 'mɪθiz / /naɪvs/ C: /ˈtʃeɪndʒɪs/ / 'mɪθis / /naɪvz/ D: /ˈtʃeɪndʒɪz/ / 'mɪθz / /naɪvs/
- 设c为任意实常数，那么由调和函数u=x²-y²确定的解析函数f（z）=u+iv是（） A: iz²+c B: iz²+ic C: z²+c D: z²+ic
- 若压杆在两个方向上的约束情况不同，且μy＞μz。那么该压杆的最合理截面应满足的条件是（ ）。 A: Iy＝Iz B: Iy＜Iz C: Iy＞Iz D: λz＝λy