Sugar is uncountable; therefore, the sentence has a singular verb. Marbles are countable; therefore, the sentence has a plural verb. 3. Compound subjects joined by and are always plural. 4. With compound subjects joined by or/nor, the verb agrees with the subject nearer to it.
Panic disorder causes panic attacks spontaneous feelings of anxiety, terror, or impending doom. Physical symptoms include heart palpitations, chest pain, and shortness of breath. These attacks may be repeated at any time. People with any type of anxiety disorder may have panic attacks.
A personâs symptoms of anxiety may worsen the physical side effects caused by cancer. For example, fatigue caused by anxiety may heighten fatigue caused by cancer treatment. Or, worry caused by anxiety may affect a personâs ability to make choices about cancer treatments. Anxiety also affects a personâs other emotions and quality of life. Symptoms of anxiety.