Parts of the following sentence are given as options. Identify the segment that contains a grammatical error. Before take this medicine you should consult a doctor.
In this sentence, the verb should be in the present participle form "taking" to show the action of taking the medicine. Therefore, the correct construction is "Before taking this medicine, you should consult a doctor."
In each of the following questions you are given a figure followed by four alternatives(1), (2), (3) and (4). Choose the alternatives which is closely ...
Choose the alternatives which is closely resembles the water image of the given combination.
Question figure:
...Choose the alternative which is closely resembles the water-image of the given combination.
Question figure:
...
Choose the alternative which is closely resembles the water-image of the given combination.
Choose the alternatives which is closely resembles the water image of the given combination.