There will (take cars to go sightseeing).（对括号内部分提问?） --------- ------------- they do

题目

There will (take cars to go sightseeing).（对括号内部分提问?） --------- ------------- they do
及原因

答案

What will
take cars to go shightseeing 乘车去观光,是做什么事情,所以用what,一般将来时助动词用will,所以填写：What will