We all know travel can ______ our knowledge of the world.
| A．discover | B．develop |
| C．increase | D．review |
These students ___________ a party on the playground if it __________ tomorrow.
| A．will have, won’t rain | B．have, won’t rain |
| C．will have, doesn’t rain | D．have, doesn’t rain |
She doesn’t know _____________ next.
| A．what can she do | B．how she can do | C．what to do | D．how to do |
I look forward to ___________ America next year with my family.
| A．visit | B．visiting |
| C．visits | D．visitor |
_________ the afternoon of next Friday, we _________ to plant trees in the mountain.
| A．On, go | B．In, will go |
| C．On, will go | D．At, are going |
I can’t go to your party, because I have __________ homework to do today.
| A．too much | B．much too |
| C．too many | D．many too |