When I am confronted with such questions, my mind goes __, and I can hardly remember myown date of birth.

Nowadays little knowledge __ to be a dangerous thing.

Moviegoers know that many special effects are created by computers, they often don' tknow is that these scenes still require a lot of work.

Whenever he comes to our garden, he can’t help _________ the flowers.

Moviegoersknowthatmanyspecialeffectsarecreatedbycomputers,theyoftendon'tknowisthatthesescenesstillrequirealotofwork.