They did the experiment______ their chemistry teacher had instructed.A．asB．thoughC．untilD．

Even though the young team did not win in the tournament, they turned in a ______ performa

The teacher told the students to stay in the classroom and they did______.（2010年考试真题）

Dr. Wrangham conducted the experiment on rats which did not rely on cooking because______.

They did not loyally______the principles they advocated（宣扬的).A．live onB．live throughC．l

He talked about the ______ experience they had on the trip.A、amusingB、amazingC、amusedD、m

The problem of first two experiments lies in that______.A.they are too simple to support r