•put the verbs in brackets in the passive. 1. the first mobile phone (make) in the 1960s. • write sentences, as in the example. 0. maple syrup/make/canada maple syrup is made in canada. 1.the yen/use/japan 2.lunch/serve/1 o ' clock 3.the ring/make/silver 4.the crown jewels/keep/tower of london