The Deep Sea 1 and Jiaolong will start their first global scientific voyage in the first half of 2019.

对

错

对

错

AOverabundance of information with the technological development.

BFlow of data created on the Internet every day.

COveruse of and addiction to electronic device usage.

DTime and energy consumed by online information.

AOverabundance of information with the technological development.

BFlow of data created on the Internet every day.

COveruse of and addiction to electronic device usage.

DTime and energy consumed by online information.

ARMB will lose its ground in Britain.

BThe status of RMB in the global financial market will be lower.

CThe internationalization of RMB could be slowed down.

DRMB will not be hard in a sluggish European money market.

AIt faces many challenges such as undue population growth.

BIt has witnessed balanced development in all senses.

CThe need for faster job creation has become the only challenge for Africa.

DHigher life expectancy indicates improved living standards in Africa.

ATo reduce blood cells to a very low level.

BTo reduce red blood cells to a low level.

CTo reduce the active HIV virus in the body.

DTo reduce the resting HIV virus in the body.

ATo reduce blood cells to a very low level.

BTo reduce red blood cells to a low level.

CTo reduce the active HIV virus in the body.

DTo reduce the resting HIV virus in the body.

A1，276.

B79.

C63.

D16.

AThe lack of sleep may cause harm to all one’s body.

BOne will be more prone to getting sleepy at work.

CThe worst effect is that one will feel less energetic.

DOne will find it harder to shut his eyes.