—What's the weather like in summer here?
—It's hot. Sometimes it rains _____.
副词词义辨析。
clearly清楚地；heavily沉重地，大量地；carefully仔细地，小心地。表示雨下得大，要用heavily修饰rains，故选B。
Not only you but also I _____ interested in the cartoon calledPeppa Pig.
主谓一致。
not only…but also…连接两个并列主语时，谓语动词遵循“就近原则”；根据 I 可知此处应用 be 动词 am，故选A。