He studies so hard to avoid （） at the bottom of the class.

单项选择题Patients bills of rights require that they （） informed about their condition and about alternatives for treatment.

单项选择题He had his book （） at his own expense.

单项选择题The weather was good except for an （） shower.

单项选择题Tolerance （） respecting the opinions of others.

单项选择题Only in this way （） get rid of your headache.