make certain of

1 Flying above 10,000 feet all the way, this survey crew took astronomical observations from sun and stars to make certain of bearings and picked up messages radioed from ships at sea.

2 He got up at six so as to make certain of being in time.

他六时起床以确保准时.

3 You'd better leave now if you want to make certain of getting there on time.

你要想准时到达那里就最好马上走.

4 Please make certain of the date of the meeting.

请把开会的日期弄清楚.

5 I will go to the theatre and make certain of seats.

我要到戏院去把我们的座位订好(以便有把握到开演时有座位).

6 Make certain of his safe arrival Make certain that he arrived safe.

弄清楚他是否安全抵达了.

7 You must make certain of the date of the meeting.

你必须把开会的日期弄清楚.

8 She would do whatever it took to make certain of that.

她将会做它拿确定那无论什麽.

9 Make certain of your facts before you writ the article.

写那篇文章之前,一定要先弄清事实.

10 Will you please make certain of the meeting?

请你把开会的日期弄清楚好 吗 ?

11 Make certain of his safe arrival.

要确保他安全到达.

12 Please make certain of the date of meeting.

请把开会日期弄清楚.

13 I'll make certain of the seats.

我保证弄到座位.

14 We must make certain of facts.

我们一定要弄清事实.

15 You will have to leave soon make certain of getting there on time.

你得快点出发,好确保准时到达那里.

16 They need to get four more wins to make certain of getting into the play - offs.

我们还得需要再有四场胜利,才能确保进入季后赛.

17 Make certain of your position in the firm before you argue with the director.

你在和经理争辩之前，要首先弄清你在公司里的地位。

1 确保

ensure secure assure insure

2 确信

sure strong clear certain positive secure confident satisfied convinced assured confidently assuringly avouchment trust faith confidence belief conviction assurance certainty persuasion reassurance positivism certitude assuredness positiveness bet satisfy convince assure avouch be confident of be convinced of be persuaded of feel sure of bet your boots feel in bones bring home be persuaded be certain of make sure of feel sure