---I didn't apologize to him for being unable to inform him of the change in the plan.---But you________.
The CDs are on sale! Buy one and you get completely free.
When he the door, he found his keys were nowhere.
–I am so sorry to have come late for the meeting. -It’s not your fault. With rush-hour traffic and heavy rain, it is no wonder you were late.
With April 18’s railway speedup, highway and air transport will have competed with service for passengers.
The art show was being a failure; it was a great success.