【題目】Harry’s been driving all day, he __________ be tired.

【題目】Although he studied hard, __________ he didn’t pass the exam．

【題目】The snow storm which hit this area last night was __________ in recent years．

【題目】The dumplings taste __________. Please help yourself．

【題目】There was _______________ to weigh the elephant.．

【題目】Do you believe that paper is made ________ wood?

【題目】What would you like to have, steak or chicken?．Which is correct for the underlined part？

【題目】_______ good habit it is to ride in the countryside for half an hour every weekend!

【題目】When I _______my pet dog along the road, I thought of a new way to clean up the mess.

【題目】Tom wants to try climbing the mountain again even though he _______twice already.