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97. You’d better stay at school now. Look! The sky is overcast with dark clouds. I’m afraid _____ rain is going to fall.

 A.large                       B. big                          C. great                        D. Heavy

97. You’d better stay at school now. Look! The sky is overcast with dark clouds. I’m afraid _____ rain is going to fall.

 A.large                       B. big                          C. great                        D. Heavy

97. You’d better stay at school now. Look! The sky is overcast with dark clouds. I’m afraid _____ rain is going to fall.

 A.large                       B. big                          C. great                        D. Heavy

You'd better stay at school now. Look! The sky is overcast with dark clouds. I'm afraid _____ rain is going to fall.

   A. large                         B. big                          C. great                        D. heavy

97. You’d better stay at school now. Look! The sky is overcast with dark clouds. I’m afraid _____ rain is going to fall.

 A.large                       B. big                          C. great                        D. Heavy