Depends what they are you can open the favorites folder and delete the links one by one,but if they have been put there by spyware then they will keep reappearing so best to do a spyware scan with adaware it may remove them for you.
OnePlus 5 review
See the work of famous artists playing with toys
iPad Pro 10.5in (2017) review
Comment faire une capture d’écran sur un Mac ?