应急发电机的柴油机应具有在（）℃时的冷机起动能力。
参考答案：0
Frank, with his two sisters, _____London by train which _____at 8:30 next morning.
A．is leaving for; will leave
B．are leaving for; leaves
C．is leaving for; leaves
D．will leave for; will leave
莲心散功效与作用
