With no one taking care of him, the boy had to be on one‘s own after his father‘s death。()

The gardener is taking care of the place, no one _____ there at present.

A:living

B:lives

C:lived

D:to live

A.takes prisoner

B.took prisoner

C.taken prisoner

D.taking prisoner

A.appreciated

B.expected

C.touche

D.begged

A.carry on with

B.although

C.required

D.demanding

A.It is a national orgy of thrill seeking and risk taking for Americans.

B.It is not interestin

C.There is no second chanc

D.It is an activity closer to the edg

jump into the conversation in lines 2-3 means ______.

A．participate in the conversation

B．become involved in the conversation

C．disturb the conversation

D．interrupt the speaker by taking one's turn unexpectedly

A．When taken drugs

B．When drugs taken

C．When one takes drugs

D．When taking drugs

A.Questionnaire design skills can be learned in a short time.

B.Open-ended questions cannot provide more detailed information, so you’d better not use too many open-ended questions in one questionnaire.

C.It’s worth taking the time to develop a well-designed and participant-friendly questionnaire.