The experiment shows that proper amounts of exercise, if regularly, can improve our health.
| A．being carried out | B．carrying out | C．carried out | D．to carry out |
—Haven’t seen you for ages ! Do you still work in Xi’an ?
—______. It’s four years since I worked there .
|
—What were you trying to prove to the police?
—______I was last night .
|
. —Have you received Jack’s plan ?
—Yes , but I don’t think his plan is______ .
|
-------I bet someone stole my backpack .
-------Well , you ______ have kept an eye on it .
|
We all know it will be next June ______ we can really have a rest .
|