Teaching aims and demands

Topics

Inventions;patent applications;great inventors

Vocabulary

Seize straw file current bear helicopter tap triangle distinguish refrigerator glue court dial extension dot version dot version associate competence patent jeep courtyard personnel walnut merciful product stainless powder cubic perfume abrupt cube convenient caution passive expectation merry criterion valid string ripe greengrocer freezing identification innocent directory dynamic rainfall stable lantern practical jam abruptly forehead merrily wire

Call up;beaten track;now and then;apply for a patent;set about;in the expectation;dive into;seize the opportunity to do;set out(to do);distinguish oneself;hang on;cannot bear;out of order;traffic jams;get through;a series of dots;ring back;tap...out;ring off