Question

The pen I _______ I _______is on my desk, right under my nose. A．think; lost B．thought; had.

The pen I _______ I _______is on my desk, right under my nose. A．think; lost B．thought; had lost C．think; had lost D．thought; have lost

Answer 1

B

think发生在过去,用一般过去时；lose发生在think之前，用过去完成时。