Can I dial directly?我可不可以直接拨对方号码？
Can I dial directly? 我可不可以直接拨对方号码？ Yes，don't forget to dial 00 first. 可以，别忘了先拨00.
What time do the special rates apply?什么时候可用优惠价？
What time do the spccial rates apply? 什么时候可用优惠价？ Anytime. The company has ordered discount packagc 随时都可以。公司定了优惠套餐。