More and more people come to realize how important the ecosystem is and ( ) the activities to protect the environment.A.take partB.participate inC.involveD.participate
More and more people come to realize how important the ecosystem is and ( ) the activities to protect the environment.
A.take part
B.participate in
C.involve
D.participate
相关考题：
Previous studies show that parents tend to be aware of sleep problems in older children and adolescents and that pediatric practitioners are ( ) likely to identify sleep problems in these age group.：A、less…lessB、less…moreC、more…lessD、more…more
As it is known that the aim of every business is to make profit as possible.() A. as manyB. as muchC. more
以下说法错误的是()。A.more命令一次显示一屏文本，显示满之后会自动停下来，并在终端底部打印出“—More—”B.使用more命令时，如果要显示下一行，可按Space键C.使用more命令时，如果要显示下一页，可按Enter键D.使用more命令时，如果要在显示下一屏文本之前进行清屏，可使用“-c”参数
When Terry_________ (come) to school he_________ (realize) that he_________ (leave) his homework at home．
【多选题】以下说法错误的是（）A．more命令一次显示一屏文本，显示满之后会自动停下来，并在终端底部打印出“—More—”B．使用more命令时，如果要显示下一行，可按Space键C．使用more命令时，如果要显示下一页，可按Enter键D．使用more命令时，如果要在显示下一屏文本之前进行清屏，可使用“-c”参数