Unless you tell me the right time and place, I won’t go to the party this time until you tell me the right time and place You have to tell me the right time and the right place; otherwise, I won’t go to the party this time. He did not get up until his mother gave him a morning call. I had a problem; I met a problem; I had a trouble . . . when I dealt/cope with the math question. I had trouble/difficulty (in) solving the math problem. He looked so pale as if he didn’t feel well. He looks so pale as if he took drug. He looked so pale as if he had taken drug. He looks so pale as if he had taken drug. He looks so pale as if he was a drug addict. He looks so pale; he seems to be not quite comfortable. He looks so pale; he seems to have taken drug. It seems that Mr. Lin has forgotten/forgot to post the in-class discussion last week. It seemed that Mr. Lin had forgotten to post the in-class discussion. Those who cut classes very often may not fail any of them. (may not be flunked) Those who cut the class very often may not fail it (the class). Those who repeatedly cut Mr. Lin’s class do not necessarily fail the class. It isn’t fair! Kissing you does not necessarily mean that I love you. Speaking of; Talking about; When it comes to + noun/V+ing When it comes to money, I often feel sad and angry. When it comes to cooking, no one can compare to me. When it comes to running, I am second to none. Peter’s father would get mad after he had a good time in the pub. As soon as Peter, hearing his father singing and shouting, knew that he was coming home, he would hide in the box for fear that / lest his father might/should beat him to death.