Buy stock in the combined company, if you want to (buy).
He is the charming guy (whom) I met in the annual meeting the other day.
I spent weeks (in) doing the market survey.
Under no circumstances should he break the rules. (He should break the rules under no circumstances.)
Barely did I understand the contract. (I barely understood the contract.)
Had I known it I would have told you. (If I had known it I would have told you.)
None of them has (have) made progress in the negotiation.
If I were (was) you I would choose to postpone the project.
This is the river along which we used to walk. (This is the river which we used to walk along.)这就是我们从前常常散步经过的河流。
May (Can) I start to introduce our products now?
Would/Could (Will/Can) you get me a copy of the price list?
It is important that we should establish business relations right away. (It is important for us to establish business relations right away.)
It seems that he’ll be late for the meeting. (He seems to be late for the meeting.)