یک اختراع

به نظر شما چه اختراعاتی می توان کرد که زندگی را برای انسان آسان تر کند؟ لیستی از ایده هایتان تهیه کنید.

تمرین

C- Complete the paragraph with the correct noun form of the verbs in parentheses.

E- Complete the text with the correct passive form of the verbs in parentheses. Use the simple present, simple past, or present perfect passive.

پاسخنامه

C
1- introduction
2- innovation
3- development
4- creation
5- improvement
6- success

E
1- were developed
2- was created
3- was improved
4- are used
5- were sold
6- have been replaced
7- have been sold

کاربرگ