二、判断题（根据题意判断打“对”或“错”，请把正确的答案填入相应的答题框内，共10小题，每小题2分，共20分）1.当当网是综合型的B2C平台。（）

二、判断题（下述说法正确的请在选项上选“T”，否则选“F”,本大题共10小题，每小题3分，共30分）1.独立电流源不可以短路（）。

1.—Don'truninthehallways!It'sdangerous!—.

2.—Ilikethepartysomuch,butIgohome.It’stoolate.—Whatapity!

3.—arethechildrendoingnow?—They'replayingsoccerontheplayground.

4.—WhereisAndy?—Heisreadingunderthebigtreeinthe.

5.—Whycan'tMaryseetheblackboard?—Becauseaboysitsher,andheisverytall.

6.—WhatdoesJenniferlooklike?—.

7.—I'mverythirstynow.Iwouldliketodrinksome.—Hereyouare.A.B.orangesC.orange

8.—Whenhetothezoo?—Yesterday.

9.—Itismyturn.Ifeelalittlenervous.—!Youcanmakeit!A.B.C.D.

10.Hehastwodaughters.Oneisanurse,isateacher.

11.—Tom!YoutoomuchtimewatchingTV!—Sorry,Mom.I'llturnitoffatonce.

12.Jerry'sfatherisagood.HecanRussianandChinesefoodwell.

13.—GoandaskMr.Whiteforhelp.—ButIdon'tknow.