【单选题】
The position of a grandparent is easier than ______ of a parent.
【单选题】
Itsnouse_______menottoworry.
【单选题】
Ifyouwant______youhavetogetthefundsomewhere.
【单选题】
While _______ the sun, the satellite has sent more than four billion bits of information back to earth.
【单选题】
Theyareconsidering______beforethepricesgoup.
【单选题】
Having no money but _______ to know, he simply said he would go without dinner.
【单选题】
______suchagoodchance,heplannedtolearnmore.
【单选题】
I appreciate_______ to your home.
【单选题】
Silveristhebestconductorofelectricity,copper_______itclosely.
【单选题】
_____withthesizeofthewholeearth,thehighestmountaindoesnotseemhighatall.