单项选择题
A．In areas with few weeds and unwanted plants. B．In areas with a severe shortage of water. C．In areas lacking in chemical fertilizer. D．In areas dependent on imported food.
A．The man will rent the apartment when it is available. B．The man made a bargain with the landlady over the rent. C．The man insists on having a look at the apartment first. D．The man is not fully satisfied with the apartment.
A．Trim the apple trees in her yard. B．Pick up the apples that fell in her yard. C．Take the garbage to the curb for her. D．Remove the branches from her yard.