I find _______ difficult to finish the work on time. We only have three hours left.
| A．it | B．that | C．its | D．this |
Why ______ she like history? —Because ________ interesting.
| A．do; it | B．does; it | C．does; its | D．does; it’s |
I really don’t know ___________________.
| A．what should I do | B．what to do | C．how to do | D．what to do it |
The sentence structure（结构）of “Teachers ask me to finish the homework on time” is ____________.
| A．S+V+DO | B．S+V+IO+DO | C．S+V+DO+OC | D．S+V+P |
He warned ____home .
| A．us to not go | B．us not to go | C．we not go | D．us not go |
Yesterday was my birthday. My mother ____.
| A．made a cake to me | B． made a cake me |
| C．made for me a cake | D． made me a cake |