题文
—Would you like ________ camping with me？
—I’d like to．But I’m busy ________ my homework．
| A．to go；to do |
| B．to go；doing |
| C．going；to do |
| D．going；doing |
—Would you like ________ camping with me？
—I’d like to．But I’m busy ________ my homework．
| A．to go；to do |
| B．to go；doing |
| C．going；to do |
| D．going；doing |
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