The expression "Google's executive chairman" refers to:

The clause “that the director had presented during the annual meeting” is a restrictive relative clause modifying “proposal”.

Technologies such as software and intraoral scanners have contributed to making treatments more predictable and simplifying clinical steps.

In the second paragraph “Unfortunately” can be replaced by Luckly without changing the meaning of the period.

The last period of the text is in the present perfect tense in which “been” is the past participle of the verb to be.

The sentence “We have kept the investment in science and technology.” is in the present perfect tense and conveys the idea that the investment in scie...

Digital healthcare technologies do not need to attend any standard framework that insures effectiveness.

In the sentence “There is a little hope of his recovery”, “a little” could be correctly replaced by few.

Mary Somerville was Ada Lovelace’s teacher.

Malnutrition always means a lack of food and not enough calories.

Identify the verb in which final “ed” is pronounced as in “devastated” (line 11).