B）根据句子意思，写出所给单词的正确形式。
【小题1】The Internet makes ________ (communicate) much easier.
【小题2】The film is ________ (real) great. Many young people have even seen three times.
【小题3】There are lots of ________ (different) between American English and British English.
【小题4】Tom is one of the ________ (popular) students in the class.
【小题5】How many ________ (stomach) does a cow have?