He didn’t make____clear when and where the meeting would be held.
I you a valuable present for your birthday, but I was short of money at that time.
The manager of the hotel requests that all the guests after the mid-night.
If I with her last summer, I with her now.
--- Where have you been? --- I got caught in traffic; I could have been here a little earlier.
If it yesterday, we could play football on the sports ground now.