on edge: nervous, anxious; upset, irritable
to keep in mind: to remember, not to forget (also: to bear in mind) Examples of TO KEEP IN MIND The game show host reminded the contestant to keep in mind she hadn’t seen what was behind door number three yet. Keep in mind that losing weight doesn’t just mean eating healthy; you also need…
in vain: useless, without the desired result Examples of IN VAIN The last-minute get-out-the-vote effort was in vain, because the opposition candidate still lost. The director didn’t even see me, so all the rehearsing I did was in vain.
to keep in touch with: to maintain contact with (also: to stay in touch with) Examples of TO KEEP IN TOUCH WITH Good managers are people you keep in touch with even after you leave a position. Once the Thanksgiving holiday passes, I promise to get in touch with all of you.
to find out: get information about, to determine Examples of FIND OUT I’ll need to check my calendar to find out where I’m going to be that day. Jean couldn’t wait to leave his small town and was excited to find out what adventures Paris had in store for him!
to look after: to watch, to supervise, to protect (also: to take care of, tokeep an eye on) Examples of TO LOOK AFTER While Kim is on vacation, I’m going to look after her dog! The cleaning crew wasn’t able to look after the plant in the office, so I decided to do it myself.
to try on: to wear clothes to check the style or fit before buying Examples of TRY ON Don’t you want to try on the shoes before you buy them? She needed to try on her dress over and over again, making change after change, before it fit perfectly.