单选题 We need several new computers but we want to wait until they go ____ sale.

单选题 We believed this problem simply ____ a difference of opinion.

单选题 You'll need to consider the cost of running your business, ____ time, money, and resources.

单选题 At the meeting, Jane tried to explain her recent work ____ sign language.

单选题 To improve your English writing, put your pen to the page and write ____ is on your mind.

单选题 The fund available for the project are limited and we cannot ____ to waste money.

单选题 These employees have no ____ but to take measures to protect themselves.

单选题 It was in 2021 ____ the Chinese company opened its first branch in Paris.