(单选题)20: ____ in the queue for half an hour, Tom suddenly realized that he had left his wallet at home. A: To wait B: Have waited C: Having waited D: To have waited ...

(单选题)14: In Brandy＇s life there're a lot of ________ to fulfill. She＇s a very responsible person. A: wish B: homework C: obligations D: oblations ...

(单选题)8: One must ___________ the law. Otherwise he will be put into prison. A: obey B: abuse C: rule D: misunderstand ...

(单选题)2: ____I get to Pairs,I’ll call you up at the airport. A: Since B: While C: Once D: Altough ...

(单选题)16: I am sure we shall have a (breakdown) before we get to Marseilles. A: a failure in operation B: an accident on the way C: a robbery on the train D: a good rest ...

(单选题)10: Please _________ your safety belt before the plane takes off. A: carry B: carve C: ruin D: fasten ...

(单选题)4: The boy was so afraid of his dad that every time when he saw his dad he would ____. A: shine B: laugh C: play D: quiver ...

(单选题)18: I am sure ____ he said is true. A: that B: about that C: of that D: that what ...

(单选题)12: Then on the last lap,I concentrated on a single word.Win!I shot through the water and (strained) for the finish. A: made my way B: dashed like a shot C: headed straight D: made very great efforts ...

(单选题)6: It is made up of a vast collection of (sites),which could be businesses,universities,government organizations or individuals. A: locations B: scenes C: cities D: schools ...