1、 Scientists wanted to examine the internal structures of the virus, but previous ______ studies provided information on only the surface features.

2、 Until a book tour last summer, Zane had not revealed herself publicly, prompting wild ______ about whether an author with such a peculiar name was a man or a woman.

3、 Students are a fairly adaptable community and their strength lies in their teamwork along with the ability to overcome ______ together.

4、 The data used for this analysis ______ various sources and assumed to be correct and reliable, but it has not been independently verified.

5、 The average life ______ in developing countries has risen rapidly due to improvements in nutrition, medicine, and public health.

6、 If your stress is ______ into more serious issues, you should reach out to a licensed professional.

7、 Regardless of one's age, participation in ______ sports can improve physical health, boost mental skills, and encourage social interaction.

8、 This region is famous for its vineyards, so we always enjoy exploring local ______ and tasting a glass or two when we visit.

9、 They hope the sales manager's ______ would open a space for a more competent candidate.

10、 The clothing you wear to the gym shouldn't be too tight because you don't want to work out in something that ______ your movements.