The boy____on the ground said thathe____the book on the table.[ ]

Jeff _______ heavy and he ________ brown hair.

(2014·山西省六所重点中学模拟)—Believe it or not，my sister and I are twins.—Oh，you must have had the case________you were taken for your sister.

Keep up good state of mind even if you _____ fail plenty of times.

The sentence “Look at the pretty littlegirl’s dresses” is _______, because it is not clear whether the girl or thedresses are “pretty”.