1) Ch. 1, v. 15: "Va'yomer melech Mitzrayim" And the king of Egypt said Why until now were the harsh edicts expressed in the plural form, "va'yosimu, v'chaasher y'anu, va'yaavidu, va'y'mor'ru," and now in the singular?
2) Ch. 2, v. 1: "Va'yeilech ish" And a man went Why doesn't the verse simply say "Va'yikach ish mi'beis Levi?"
3) Ch. 2, v. 6: "Vatomer mi'yaldei hoIvrim zeh" How did she know?
4) Ch. 2, v. 23: "Vataal shavosom el hoElokim" And their cry rose up to Elokim The next verse goes on to say that Elokim heard their entreaty. It is obvious that well before the king of Egypt contracted a skin affliction they were hard at prayer as well. Our verse is telling us that it was just now that their prayers had an affect. Why now all of a sudden?
5) Ch. 4, v. 8: "V'he'eminu l'kole ho'ose ho'acharone" And they will believe the calling of the last sign The next verse goes on to offer a third sign if the first two are not sufficiently convincing. If so, why does our verse call the penultimate sign "ho'acharone?"