Each time I ________ a good essay when reading newspaper , I cut it out and keep it.

I enjoyed your lecture very much, ______ there were some parts I couldn’t quite understand.

________wins the contest will get the chance to travel around Europe for a week.

Ten minutes ______ a long time for one who waits.

.On stepping into the room this morning Iwas astonished to find the floor covered with______looked like tinyinsects.