【推荐1】Such a simple experiment can effectively______ people’s doubts about the new technology, so they are willing to embrace the innovation.

A．figure out

B．put on

C．carry out

D．wipe out

【推荐2】They had to abandon________ out the plan for lack of money.

A．carrying

B．to carry

C．carried

D．carry

【推荐3】New energy vehicle sharing projects _________ in dozens of cities across the country to fuel China's sharing economy in the next few years.

A．are setting out	B．are being figured out
C．are being carried out	D．are trying out

【推荐1】The doctor said jokingly that his own infection of the virus _____ the discovery of a vaccine (疫苗)of the disease.

A．stood for	B．called for
C．paid for	D．contributed to

【推荐2】Our efforts____________ after years of perseverance.

A．paid a visit

B．paid back

C．paid off

D．paid for

【推荐3】Japanese culture focuses on educational competition. Students work hard in the hope that their efforts will pay ________ in the ________ of a stable career in future.

A．off; shape	B．back; form
C．off; flavor	D．back; fancy

【推荐3】Stephen was thought by many people, including his high school teammates and coaches, to be too short and too weak to follow his father’s footsteps. But Stephen ________ playing basketball.

A．carried on

B．paid off

C．fell behind

D．gave up