شرکت در آزمون آنلاین زبان انگلیسی 1 - زبان انگلیسی 1 | آزمون شماره 13614

Some healthcare center employees spend ………. time doing paperwork than taking care of patients.

I hope this book will be of ....................... to both teachers and students.

. In modern societies, underground wires  ..................... electricity to all parts of the city

I invited Alice to come to my birthday party this weekend, but she … the party because she is busy with her next week’s exams.