Please [u] [/u] the sound on the TV.
A: modulate
B: removal
C: superficial
A: modulate
B: removal
C: superficial
举一反三
- 在三相交流电路中,三相相电压分别是uA=UmsinωtV,uB=Umsin(ωt-120°)V,uC=Umsin(ωt+120°)V,若u=uB+uC,则u为 A: u=2UmsinωtV B: u=UmsinωtV C: u=Umsin(ωt-180°)V D: u=2Umsin(ωt+180°)V
- "—Would you please turn off[u] [/u]TV?—OK, just a moment." 未知类型：{'label': 'questionDesc', 'content': '请选择正确答案。', 'isMemberControl': 0, 'type': 181} A: a B: an C: the D: /
- The bill is for [u] [/u] . A: meal B: Internet C: cable TV D: electricity
- 我国照明电路使用交流电，电压有效值是220V，频率是50Hz，这交流电的电压表达式是（）。 A: u=220sin50tV B: u=220sin110πtV C: u=311sin50tV D: u=311sin110πtV
- Please [u] [/u] the key words and phrases. A: underline B: underlining C: underlined