Exercise 2. Fill in the gaps with suitable prepositions. (Заполните пропуски соответствующими предлогами).
of x 5; at x 2; for x 3; with; to; along; in; on x 3; out; up.

1 Mr. Robinson is a chairman … the board … directors and he always presides
… the boardroom meetings. 2 If you want to ask … clarification, just raise your
hand. 3 I think some … our members won’t go … … that. 4 The chairman asked the
members … turn to give their point … view. 5 Mr. Robinson started the meeting
and called … the first speaker. 6 … the end … the meeting he thanked everybody …
coming and … their contributions. 7 The chairperson usually sums … every time the
item is discussed. 8 The decision should be taken to everybody’s satisfaction.
9 Now I’d like to move … … the next item … the agenda. 10 Could you find … when
the next meeting will take place.

Берем предложение  china imported a record amount of russian crude last month и преобразуем в следующие видовременные  формы: present simple china imports a record amount of russian crude monthly. present continuouschina is importing a record amount of russian crude  these days. present perfectchina has imported a record amount of russian crude this month. present perfect continuouschina has been importing a record amount of russian crude for two years. past simplechina imported a record amount of russian crude last month. past continuouswhile  u.s. president barack obama was seeking  to encourage chinese criticism of russia on ukraine,  china was importing russian crude. past perfectwhen u.s. president barack obama sought to encourage chinese criticism of russia on ukraine, china had already imported a record amount of russian crude.  past perfect continuouswhen world leaders gathered in the hague to discuss nuclear security issues, china had been importing russian crude  for two years.