There is a new problem involved in the popularity of private cars________road conditions need________.
| A．that；to be improved | B．which；to be improved |
| C．where；improving | D．when；improving |
—Could you please have my car ready today?
—Sure, the damage is not that serious, so it _____be ready by 5: 00 pm.
| A．should | B．could | C．might | D．need |
Besides the content of a book, _____the editor also cares about is the number of readers.
| A．who | B．why | C．how | D．what |
Life is a journey _____with hardships, joys and special moments.
| A．filled | B．to fill | C．filling | D．having filled |
——Lily is going to make a presentation in class this afternoon.
—Oh, really? I _____it was Michael’s turn.
| A．think | B．have thought | C．thought | D．am thinking |
_____H7N9 is a deadly virus, it is still safe to eat thoroughly-cooked chicken.
| A．Until | B．While | C．If | D．Since |