Economy is booming, so it is hard for some of the firms to _____ enough labor , though their working conditions are rather good.
143. We often hear the old man sighed with feeling “The younger don't know what hard work it is!”
142. Let's meet at the school at nine to morrow morning, shall we?.
141. Beds, chairs, tables and desks are ______.
140. At the banquet, the host suggested drinking to their ever-lasting _____.
139. --- How did you spend you summer vocation? --- I went to Beijing and stay there for fortnight. The underlined part probably means _____.