Experts warn that global warming will cause extreme climate changes including more______ floods, heat waves and droughts.
29.Was it in the beautiful park _____was located by the sea ____we first met our new Chinese teacher?
28.Finding her car stolen,__________.
27.After the bell rings, which indicates the ending of the exam, you ______stay where you are until all your papers are collected.
26.With the college entrance examination ______near, both the parents and the students are more and more anxious.
25.Some of the exercises appear to be ____ ones that you have done, but after taking _____second look, you will find that they are difficult.