单选题 It is important that you ___ our competitors to know our plan of developing new products.

单选题 Do not ________ me to help you unless you work harder.

单选题 It is a fact _____ most deaths from lung cancer are caused by smoking.

单选题 The staff members were asked to arrive a few minutes earlier before the meeting ________.

单选题 The business talk ________ next week when the CEO of your company comes.

单选题 The traditional stores have found it difficult to _________ with online shops recently.

单选题 We are delighted at the news ________ they have started the business cooperation with your company.

单选题 This workshop is to cope _____ the challenges we have faced worldwide.

单选题 John decided to ________ the present job in order to travel around the world.