Half a month passed and the boy ________ all his money, so he had to turn to his friends for help.
| A．ran out | B． ran out of | C．ran across | D．ran away with |
Although dragon doesn’t exist, we still take it as a _______ of our nation.
| A．example | B．sign | C．mark | D．symbol |
Baseball requires teamwork _______ tennis is an individual sport.
| A．while | B．when | C．yet | D．although |
--- The earthquake last night was really terrible.
--- ______, no people were injured or killed, and they escaped in time.
| A．Hopefully | B．Luckily | C．Sadly | D．Unfortunately |
Scientists say it may be five or six years _____ it is possible to test this medicine to human patients.
| A．since | B．after | C．before | D．when |
At last we reached a lonely village, _______ a beautiful river.
| A．in front of it lay | B．in front of which lay |
| C．in front of it laid | D．in front of which lied |