drill

01. Oil companies have been [drilling] for oil in the Atlantic for about 10 years.

02. I [drilled] a hole in the wall to put the picture hook into.

03. A major oil company is [drilling] in the far north with the hopes of finding significant reserves there.

04. I hate hearing the sound of the [drill] when I go to the dentist's office.

05. You should [drill] a hole in the wood before trying to put in the screw.

06. The teacher [drilled] the class with the irregular verbs for a couple of days until everyone knew them.

07. I [drilled] the hole in the wrong place, so I have to redo it.

08. In 1859, a workman apparently remarked, "[Drill] for oil? You mean [drill] into the ground to try to find oil? You're crazy."

09. Because they are so hard, most diamonds are used to make tools such as dental [drills] and metal cutters.

10. It is as yet impossible to [drill] deep enough to sample the Earth's core.

11. Some neutron stars spin 600 times a second, which is as fast as a dentist's [drill].

12. Shifting sands in the south of Tunisia make [drilling] for oil difficult and expensive.

13. [Drilling] a well is a difficult and expensive operation.