Используйте правильную видо-временную форму глаголов и раскройте скобки.
Mr. Strimple (be) a small animal practitioner. At present he (have) a clinic of his own. He (start) his clinic in 1998. And now he (have) two assistants. In a year he (plan) to have a special room to keep his patients in it. So, Mr. Strimple (be) the owner of the clinic and his assistants (be) his companions. They (take care) of animal population in their area. Certainly, they (have) a lot of work to do. Their work (require) much time and care.