Some students have trouble _____grammar while others have difficulty______ new words.
| A．in; remember | B．for; to remember | C．on; remembering | D．with; remembering |
“The moment ________ soon”，he thought to himself，waiting nervously.(2012·湖南)
| A．came | B．has come |
| C．was coming | D．is coming |
—I'm not finished with my dinner yet.
—But our friends ________ for us.(2010·北京)
| A．will wait | B．wait |
| C．have waited | D．are waiting |
It's really time I went home but I'm enjoying myself, so I ________ here a bit longer.
| A．am staying | B．have stayed |
| C．stayed | D．stay |
The sky is clouding over；we can see there ________ a rainstorm.
| A．is going to be | B．is going to have |
| C．will be | D．will have |
Close the door of fear behind you，and you ________ the door of faith open before you.(2012·湖南)
| A．saw | B．have seen |
| C．will see | D．are seeing |