Put the verbs in brackets into the Present Simple the Present Continuous or the Present Perfect. I (work) as a botanist since graduation. I (teach) students at the univerity but I also (spend a lot of time travelling. I (have) some professional success - I (just discover) an unkown orchid in Indonesia. At present i study a rare Asian plant which Chinese medicine (use) to cure rheumatism. I (collect) leaves and flowers to examine their propertries. I (examine) over ten plants so far.
Без ошибок пожалуйста.