题目内容

组织声环境是指超声治疗时，影响超声能量沉积的媒质（组织）因素。（）

A. 对
B. 错

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超声消融术中引导是通过超声声像图实现的。（）

A. 对
B. 错

Complete the sentences with the following words .Change the forms if necessary.protectpreventessentialfeedfreezereliableadvancecauseadaptcase

I think it wii ____________ a lot of time to teach the children who have not habit of reading.

A. take
B. make
C. do
D. offer

The more people you meet , the _________contacts you'll have.

A. many
B. more
C. much
D. very