tailieunhanh - Grammarway with answer 8

Grammarway with answer 8. Grammarway with answers is a series of four books for self-access study and/or classroom use. Grammarway with answers contains a full key to all the exercises and is an ideal supplement to any main coursebook of English language learning at secondary level. | The children had breakfast with their parents before they left for school. Their mother will have cleaned the house by the time they come back. Main clause Time clause present future present simple or imperative present perfect He watches the news before he goes to bed. Til tidy up after we finish have finished cooking. Lock the door when you leave. past simple - past simple or past perfect past perfect She had a nap after she had tidied up. Jim had fallen asleep before Ann got home. Identify the main clause and the time clause in each sentence. Add a comma where necessary. Time clauses are introduced with the following time conjunctions when - as no sooner. than - while before the moment that since after hardly . when till until - by the time - whenever - as long as -as soon as etc. Time clauses are subordinate clauses and usually go with a main clause. When the time clause precedes the main clause a comma is used. . After I have cleaned my room I will watch TV. V- J V 7 time clause main clause I will watch TV after I have cleaned my room. main clause time clause We never use future tenses after time conjunctions we use the present simple or the present perfect instead when we are talking about the future. . Sharon will give us the money after she gets paid. NOT TT ftershe win get-paid. Sequence of Tenses Time clauses follow the rule of the sequence of tenses. That is when the verb of the main clause is in a present or future form the verb of the time clause is in a present form. When the verb of the main clause is in a past form the verb of the time clause is in a past form too. I ll call you as soon as I get home. I V v_ main clause time clause 2 Before you go out to play tidy your bedroom. 3 As we were walking in the park we watched the children playing. 4 We went shopping after we had finished work. 5 The children will stay at the party until their parents come to pick them up. 6 While you are watching TV you can iron the clothes.