14.This student is particularly good at memory. He is successful in learning the long poem ____________. (A) by heart (B) at hand (C) like a sieve (D) in the least

19.When you are looking to knock out a modest Firefox extension, there is no required to run out and buy the thickest reference book available at the bookstore nearby – since you can get whatever answer you need on the Internet. (A)no required(B)available (C)bookstore nearby(D)you need