__________ the convenience of digital payment, many senior citizens started to use smart phones.

A few months after he had arrived in China, Mr. Smith ___________ in love with the people and culture there.

Unlike traditional gyms, app-backed gyms offer people ___________ options to exercise.

Favorable policies are ___________ to encourage employees' professional development.

Nowadays the ___________ for travelling is shifted from shopping to food and scenery.

Scientists have obtained more evidence ___________ plastic is finding its way into the human body.

More wind power stations will ____________ to meet the demand for clean energy.

The doctor shares his phone number with the patients __________ they need medical assistance.

The musician along with his band members ___________ ten performances in the last three months.

We have entered into an age _______ dreams have the best chance of coming true.