1 It's so cold outside. We suggest (close).................... the window 2 Mary has suggested (go)..................... to the park for a walk 3 I suggest that you ( visit).....................the ancient town of Hoi An during the full moon,.. 4 Fansipan Mountain is very dangerous sometimes,especially on the difficult routes. I suggest you (not/trek).................. up the mountain alone 5 It's snowing outside. My brother suggests (make) .....................a snowman 6 Yesterday, I met my old teacher, and she (suggest)....................that I should read a number of books before the exam