answer:

a. what's wrong? -- i have a stomachache. -- you should go home and take some medicine.

b. what's the matter? -- i have to take my driver's license test but my car isn't working. -- you should try to postpone the test.

c. what are you doing? -- i'm going to change the light bulb. it burnt out. -- what are you standing on? -- a couple of dictionaries and some textbooks. -- are you out of your mind? those books will slip and you'll fall. -- it's only a couple of feet. -- what if you fall while your holding the light bulb and it breaks and the pieces go into your eyes? you'd be blind if that happens! -- i should think about that. -- i'll get the stepladder, then.

d. what happens when the fire alarm rings? -- we tell our workers to leave the site. -- where do the workers go? -- they go out to the meeting point. -- can they take their belongings? -- we take our attendance list to the meeting point and have a roll-call. we want to make sure all the workers are out of the building.

note:

kurang yakin dengan nomor 4, mohon dikoreksi jika ada kesalahan.