. There is such an occasion ___________ we know lots of words, but we can’t choose a suitable one to express ourselves.
.Hardly could he _________this amount of work in such a short of time.
He’s obviously quite embarrassed about it so he ____ me to tell anyone.
Though the twins look alike, they ____ in many aspects, especially in hobbies and personality.
When he knew the disappointing result of the exam, he seemed quite ____.
------What’s the model plane look like? -------The wings of the plane are ______ of its body.